> ## Documentation Index
> Fetch the complete documentation index at: https://developers.hubspot.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Create postal mail

> Create a batch of CRM objects of a specified type in HubSpot. This endpoint allows you to create multiple objects in a single request, which can be useful for efficiently importing data or synchronizing with external systems. The request body must include the properties for each object to be created.

> [accordion] Supported products

> [accordion] Required Scopes


## OpenAPI

````yaml specs/2026-09/crm-postal-mail-v2026-09.json POST /crm/objects/2026-09/postal_mail/batch/create
openapi: 3.0.1
info:
  title: CRM Postal Mail
  description: Basepom for all HubSpot Projects
  version: 2026-09
  x-hubspot-product-tier-requirements:
    marketing: FREE
    sales: FREE
    service: FREE
    cms: FREE
    commerce: FREE
    crmHub: FREE
    dataHub: FREE
servers:
  - url: https://api.hubapi.com
security: []
tags:
  - name: Advanced
  - name: Basic
  - name: Batch
  - name: Search
paths:
  /crm/objects/2026-09/postal_mail/batch/create:
    post:
      tags:
        - Batch
      summary: Batch create objects
      description: >-
        Create a batch of CRM objects of a specified type in HubSpot. This
        endpoint allows you to create multiple objects in a single request,
        which can be useful for efficiently importing data or synchronizing with
        external systems. The request body must include the properties for each
        object to be created.
      operationId: >-
        post-/crm/objects/2026-09/postal_mail/batch/create_/crm/objects/2026-09-beta/{objectType}/batch/create
      parameters: []
      requestBody:
        content:
          application/json:
            schema:
              $ref: >-
                #/components/schemas/BatchInputSimplePublicObjectBatchInputForCreate
        required: true
      responses:
        '201':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BatchResponseSimplePublicObject'
        '207':
          description: multiple statuses
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BatchResponseSimplePublicObjectWithErrors'
        default:
          $ref: '#/components/responses/Error'
          description: ''
      security:
        - oauth2:
            - crm.objects.deals.read
        - oauth2:
            - crm.objects.subscriptions.read
        - oauth2:
            - crm.objects.services.read
        - oauth2:
            - crm.objects.tickets.sensitive.read
        - oauth2:
            - crm.objects.orders.read
        - oauth2:
            - crm.objects.listings.write
        - oauth2:
            - crm.objects.custom.read
        - oauth2:
            - crm.objects.companies.write
        - oauth2:
            - crm.objects.tasks.read
        - oauth2:
            - crm.objects.custom.sensitive.write.v2
        - oauth2:
            - crm.objects.custom.highly_sensitive.write.v2
        - oauth2:
            - crm.objects.companies.read
        - oauth2:
            - crm.objects.appointments.sensitive.read.v2
        - oauth2:
            - crm.objects.contacts.highly_sensitive.read.v2
        - oauth2:
            - crm.objects.tickets.highly_sensitive.read
        - oauth2:
            - crm.objects.companies.sensitive.read.v2
        - oauth2:
            - crm.objects.tickets.sensitive.write
        - oauth2:
            - media_bridge.read
        - oauth2:
            - crm.objects.deals.highly_sensitive.read.v2
        - oauth2:
            - crm.objects.contacts.highly_sensitive.write.v2
        - oauth2:
            - crm.objects.companies.highly_sensitive.read.v2
        - oauth2:
            - crm.objects.commercepayments.write
        - oauth2:
            - crm.objects.invoices.write
        - oauth2:
            - crm.objects.contacts.sensitive.write.v2
        - oauth2:
            - crm.objects.calls.read
        - oauth2:
            - crm.objects.users.write
        - oauth2:
            - crm.objects.meetings.read
        - oauth2:
            - crm.objects.custom.sensitive.read.v2
        - oauth2:
            - crm.objects.users.read
        - oauth2:
            - crm.objects.partner-services.read
        - oauth2:
            - crm.objects.orders.write
        - oauth2:
            - crm.objects.partner-services.write
        - oauth2:
            - crm.objects.appointments.write
        - oauth2:
            - crm.objects.projects.highly_sensitive.write
        - oauth2:
            - crm.objects.carts.write
        - oauth2:
            - crm.objects.tickets.highly_sensitive.write
        - oauth2:
            - crm.objects.commercepayments.read
        - oauth2:
            - crm.objects.products.write
        - oauth2:
            - crm.objects.feedback_submissions.read
        - oauth2:
            - crm.objects.services.write
        - oauth2:
            - crm.objects.subscriptions.write
        - oauth2:
            - crm.objects.deals.sensitive.write.v2
        - oauth2:
            - crm.objects.contacts.read
        - oauth2:
            - crm.objects.appointments.sensitive.write.v2
        - oauth2:
            - crm.objects.projects.highly_sensitive.read
        - oauth2:
            - crm.objects.invoices.read
        - oauth2:
            - crm.objects.custom.write
        - oauth2:
            - tickets.sensitive.v2
        - oauth2:
            - crm.objects.deals.write
        - oauth2:
            - e-commerce
        - oauth2:
            - crm.objects.appointments.read
        - oauth2:
            - crm.objects.projects.read
        - oauth2:
            - crm.objects.companies.sensitive.write.v2
        - oauth2:
            - crm.objects.companies.highly_sensitive.write.v2
        - oauth2:
            - crm.objects.deals.highly_sensitive.write.v2
        - oauth2:
            - crm.objects.custom.highly_sensitive.read.v2
        - oauth2:
            - crm.objects.goals.write
        - oauth2:
            - crm.objects.projects.sensitive.read
        - oauth2:
            - crm.objects.line_items.write
        - oauth2:
            - crm.objects.contacts.write
        - oauth2:
            - crm.objects.goals.read
        - oauth2:
            - crm.objects.line_items.read
        - oauth2:
            - crm.objects.partner-clients.write
        - oauth2:
            - crm.objects.projects.write
        - oauth2:
            - crm.objects.projects.sensitive.write
        - oauth2:
            - crm.objects.deals.sensitive.read.v2
        - oauth2:
            - crm.objects.quotes.write
        - oauth2:
            - tickets.highly_sensitive.v2
        - oauth2:
            - crm.objects.leads.read
        - oauth2:
            - crm.objects.leads.write
        - oauth2:
            - crm.objects.carts.read
        - oauth2:
            - crm.objects.emails.read
        - oauth2:
            - crm.objects.quotes.read
        - oauth2:
            - crm.objects.courses.write
        - oauth2:
            - crm.objects.partner-clients.read
        - oauth2:
            - crm.objects.notes.read
        - oauth2:
            - crm.objects.courses.read
        - oauth2:
            - crm.objects.listings.read
        - oauth2:
            - crm.objects.contacts.sensitive.read.v2
        - oauth2:
            - crm.objects.products.read
components:
  schemas:
    BatchInputSimplePublicObjectBatchInputForCreate:
      required:
        - inputs
      type: object
      properties:
        inputs:
          type: array
          description: >-
            An array of objects, each containing the properties and associations
            necessary to create a simple public object. Each item in the array
            is of type SimplePublicObjectBatchInputForCreate.
          items:
            $ref: '#/components/schemas/SimplePublicObjectBatchInputForCreate'
      description: >-
        Represents a batch input for creating multiple simple public objects in
        a single request. This component is used to streamline the process of
        adding new objects to a HubSpot account by allowing multiple entries to
        be created at once.
    BatchResponseSimplePublicObject:
      required:
        - completedAt
        - results
        - startedAt
        - status
      type: object
      properties:
        completedAt:
          type: string
          description: >-
            The date and time when the batch operation was completed, in ISO
            8601 format.
          format: date-time
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of link names to associated URIs, providing additional
            information or actions related to the batch operation.
        requestedAt:
          type: string
          description: >-
            The date and time when the batch operation was requested, in ISO
            8601 format.
          format: date-time
        results:
          type: array
          description: >-
            An array of SimplePublicObject items that represent the results of
            the batch operation.
          items:
            $ref: '#/components/schemas/SimplePublicObject'
        startedAt:
          type: string
          description: >-
            The date and time when the batch operation started, in ISO 8601
            format.
          format: date-time
        status:
          type: string
          description: >-
            The current status of the batch operation. Valid values include
            'PENDING', 'PROCESSING', 'CANCELED', and 'COMPLETE'.
          enum:
            - CANCELED
            - COMPLETE
            - PENDING
            - PROCESSING
      description: A public object batch response object
    BatchResponseSimplePublicObjectWithErrors:
      required:
        - completedAt
        - results
        - startedAt
        - status
      type: object
      properties:
        completedAt:
          type: string
          description: >-
            The date and time when the batch operation was completed, in ISO
            8601 format.
          format: date-time
        errors:
          type: array
          description: >-
            An array of errors that occurred during the batch operation, each
            represented as a StandardError.
          items:
            $ref: '#/components/schemas/StandardError'
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of link names to associated URIs related to the batch
            operation.
        numErrors:
          type: integer
          description: The number of errors that occurred during the batch operation.
          format: int32
        requestedAt:
          type: string
          description: >-
            The date and time when the batch operation was requested, in ISO
            8601 format.
          format: date-time
        results:
          type: array
          description: >-
            An array of results from the batch operation, each represented as a
            SimplePublicObject.
          items:
            $ref: '#/components/schemas/SimplePublicObject'
        startedAt:
          type: string
          description: >-
            The date and time when the batch operation started, in ISO 8601
            format.
          format: date-time
        status:
          type: string
          description: >-
            The current status of the batch operation. Valid values include
            'PENDING', 'PROCESSING', 'CANCELED', and 'COMPLETE'.
          enum:
            - CANCELED
            - COMPLETE
            - PENDING
            - PROCESSING
      description: >-
        Represents the result of a batch operation on CRM objects, including the
        processing status, batch results, timestamps, and a list of any errors
        encountered during the operation.
    SimplePublicObjectBatchInputForCreate:
      required:
        - associations
        - properties
      type: object
      properties:
        associations:
          type: array
          description: >-
            An array of objects defining the associations between the CRM
            objects being created and other existing objects. Each association
            specifies the target object and the type of association.
          items:
            $ref: '#/components/schemas/PublicAssociationsForObject'
        objectWriteTraceId:
          type: string
          description: >-
            A string identifier used to trace the write operations for the
            objects being created. This is optional and can be used for tracking
            purposes.
        properties:
          type: object
          additionalProperties:
            type: string
          description: >-
            An object containing key-value pairs where keys are property names
            and values are the corresponding property values for the CRM objects
            being created.
      description: >-
        An input object that contains a collection of objects to be created
        together in a batch.
    SimplePublicObject:
      required:
        - archived
        - createdAt
        - id
        - properties
        - updatedAt
      type: object
      properties:
        archived:
          type: boolean
          description: A boolean indicating whether the object is archived.
        archivedAt:
          type: string
          description: The date and time when this object was archived, in ISO 8601 format.
          format: date-time
        createdAt:
          type: string
          description: The date and time when this object was created, in ISO 8601 format.
          format: date-time
        id:
          type: string
          description: The unique identifier for this object, represented as a string.
        objectWriteTraceId:
          type: string
          description: >-
            An identifier used to trace the creation or update request of the
            CRM object.
        properties:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of property names to their values, where each value is a
            string.
        propertiesWithHistory:
          type: object
          additionalProperties:
            type: array
            items:
              $ref: '#/components/schemas/ValueWithTimestamp'
          description: >-
            A map of property names to arrays of their historical values, each
            entry containing a value and its timestamp.
        updatedAt:
          type: string
          description: >-
            The date and time when this object was last updated, in ISO 8601
            format.
          format: date-time
        url:
          type: string
          description: A string representing the URL of the object.
        warnings:
          type: array
          description: >-
            An array of warnings related to the object, each containing a
            category, message, and context.
          items:
            $ref: '#/components/schemas/PublicObjectWarning'
      description: A simple public object.
    StandardError:
      required:
        - category
        - context
        - errors
        - links
        - message
        - status
      type: object
      properties:
        category:
          type: string
          description: A string that categorizes the error.
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: >-
            An object containing additional context about the error, with keys
            as context names and values as arrays of strings.
        errors:
          type: array
          description: >-
            An array of ErrorDetail objects providing further information about
            individual errors.
          items:
            $ref: '#/components/schemas/ErrorDetail'
        id:
          type: string
          description: A string representing the unique identifier for the error.
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            An object mapping link names to associated URIs that provide
            documentation or recommended remediation steps for the error.
        message:
          type: string
          description: A string containing a human-readable message describing the error.
        status:
          type: string
          description: A string indicating the status of the error.
        subCategory:
          type: object
          properties: {}
          description: An object that provides more specific categorization of the error.
      description: >-
        Represents a standard error response in the HubSpot API, providing
        detailed information about an error that occurred during an API request.
    Error:
      required:
        - category
        - correlationId
        - message
      type: object
      properties:
        category:
          type: string
          description: The error category
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: >-
            {invalidPropertyName=[propertyValue], missingScopes=[scope1,
            scope2]}
        correlationId:
          type: string
          description: >-
            A unique identifier for the request. Include this value with any
            error reports or support tickets
          format: uuid
          example: aeb5f871-7f07-4993-9211-075dc63e7cbf
        errors:
          type: array
          description: further information about the error
          items:
            $ref: '#/components/schemas/ErrorDetail'
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of link names to associated URIs containing documentation
            about the error or recommended remediation steps
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
          example: An error occurred
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      description: >-
        Represents an error response returned by the API when an operation
        fails. This component is used in various endpoints to provide detailed
        information about the error encountered.
      example:
        message: Invalid input (details will vary based on the error)
        correlationId: aeb5f871-7f07-4993-9211-075dc63e7cbf
        category: VALIDATION_ERROR
        links:
          knowledge-base: https://www.hubspot.com/products/service/knowledge-base
    PublicAssociationsForObject:
      required:
        - to
        - types
      type: object
      properties:
        to:
          $ref: '#/components/schemas/PublicObjectId'
        types:
          type: array
          description: >-
            An array of association specifications, each detailing the type of
            association between the objects. Each item in the array is a
            reference to the 'AssociationSpec' schema.
          items:
            $ref: '#/components/schemas/AssociationSpec'
      description: >-
        Represents the associations for a specific object in HubSpot, detailing
        the types of associations and the related objects involved.
    ValueWithTimestamp:
      required:
        - sourceType
        - timestamp
        - value
      type: object
      properties:
        sourceId:
          type: string
          description: >-
            A string representing the unique identifier of the source from which
            the value was obtained.
        sourceLabel:
          type: string
          description: >-
            A string label providing additional context or description of the
            source.
        sourceType:
          type: string
          description: >-
            A string indicating the type of source from which the value was
            obtained.
        timestamp:
          type: string
          description: The date and time when the value was recorded, in ISO 8601 format.
          format: date-time
        updatedByUserId:
          type: integer
          description: >-
            The ID of the user who last updated the value, represented as an
            integer.
          format: int32
        value:
          type: string
          description: The actual value being tracked, represented as a string.
      description: Property model that includes timestamp.
    PublicObjectWarning:
      required:
        - category
        - context
        - message
      type: object
      properties:
        category:
          type: string
          description: A string indicating the category of the warning.
        context:
          type: object
          additionalProperties:
            type: string
          description: >-
            An object providing additional context about the warning, with
            string values for each context key.
        message:
          type: string
          description: A string containing the warning message.
      description: >-
        Represents a warning message related to a public object in HubSpot,
        providing details about the nature and context of the warning.
    ErrorDetail:
      required:
        - message
      type: object
      properties:
        code:
          type: string
          description: The status code associated with the error detail
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: '{missingScopes=[scope1, scope2]}'
        in:
          type: string
          description: The name of the field or parameter in which the error was found.
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      description: >-
        Represents detailed information about an error that occurred in the API.
        This component is used to provide additional context and specifics about
        errors, typically as part of an error response.
    PublicObjectId:
      required:
        - id
      type: object
      properties:
        id:
          type: string
          description: The unique identifier for the object, represented as a string.
      description: Contains the Id of a Public Object
    AssociationSpec:
      required:
        - associationCategory
        - associationTypeId
      type: object
      properties:
        associationCategory:
          type: string
          description: >-
            A string representing the category of the association. Valid values
            include 'HUBSPOT_DEFINED', 'USER_DEFINED', 'INTEGRATOR_DEFINED', and
            'WORK'.
          enum:
            - HUBSPOT_DEFINED
            - INTEGRATOR_DEFINED
            - USER_DEFINED
            - WORK
        associationTypeId:
          type: integer
          description: >-
            An integer representing the unique identifier for the type of
            association.
          format: int32
      description: >-
        Defines the type, direction, and details of the relationship between two
        CRM objects.
  responses:
    Error:
      description: An error occurred.
      content:
        '*/*':
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://app.hubspot.com/oauth/authorize
          tokenUrl: https://api.hubapi.com/oauth/v1/token
          scopes:
            crm.objects.appointments.read: ''
            crm.objects.appointments.sensitive.read.v2: ''
            crm.objects.appointments.sensitive.write.v2: ''
            crm.objects.appointments.write: ''
            crm.objects.calls.read: ''
            crm.objects.carts.read: ''
            crm.objects.carts.write: ''
            crm.objects.commercepayments.read: ''
            crm.objects.commercepayments.write: ''
            crm.objects.companies.highly_sensitive.read.v2: ''
            crm.objects.companies.highly_sensitive.write.v2: ''
            crm.objects.companies.read: ''
            crm.objects.companies.sensitive.read.v2: ''
            crm.objects.companies.sensitive.write.v2: ''
            crm.objects.companies.write: ''
            crm.objects.contacts.highly_sensitive.read.v2: ''
            crm.objects.contacts.highly_sensitive.write.v2: ''
            crm.objects.contacts.read: ''
            crm.objects.contacts.sensitive.read.v2: ''
            crm.objects.contacts.sensitive.write.v2: ''
            crm.objects.contacts.write: ''
            crm.objects.courses.read: ''
            crm.objects.courses.write: ''
            crm.objects.custom.highly_sensitive.read.v2: ''
            crm.objects.custom.highly_sensitive.write.v2: ''
            crm.objects.custom.read: ''
            crm.objects.custom.sensitive.read.v2: ''
            crm.objects.custom.sensitive.write.v2: ''
            crm.objects.custom.write: ''
            crm.objects.deals.highly_sensitive.read.v2: ''
            crm.objects.deals.highly_sensitive.write.v2: ''
            crm.objects.deals.read: ''
            crm.objects.deals.sensitive.read.v2: ''
            crm.objects.deals.sensitive.write.v2: ''
            crm.objects.deals.write: ''
            crm.objects.emails.read: ''
            crm.objects.feedback_submissions.read: ''
            crm.objects.goals.read: ''
            crm.objects.goals.write: ''
            crm.objects.invoices.read: ''
            crm.objects.invoices.write: ''
            crm.objects.leads.read: ''
            crm.objects.leads.write: ''
            crm.objects.line_items.read: ''
            crm.objects.line_items.write: ''
            crm.objects.listings.read: ''
            crm.objects.listings.write: ''
            crm.objects.meetings.read: ''
            crm.objects.notes.read: ''
            crm.objects.orders.read: ''
            crm.objects.orders.write: ''
            crm.objects.partner-clients.read: ''
            crm.objects.partner-clients.write: ''
            crm.objects.partner-services.read: ''
            crm.objects.partner-services.write: ''
            crm.objects.products.read: ''
            crm.objects.products.write: ''
            crm.objects.projects.highly_sensitive.read: ''
            crm.objects.projects.highly_sensitive.write: ''
            crm.objects.projects.read: ''
            crm.objects.projects.sensitive.read: ''
            crm.objects.projects.sensitive.write: ''
            crm.objects.projects.write: ''
            crm.objects.quotes.read: ''
            crm.objects.quotes.write: ''
            crm.objects.services.read: ''
            crm.objects.services.write: ''
            crm.objects.subscriptions.read: ''
            crm.objects.subscriptions.write: ''
            crm.objects.tasks.read: ''
            crm.objects.tickets.highly_sensitive.read: ''
            crm.objects.tickets.highly_sensitive.write: ''
            crm.objects.tickets.sensitive.read: ''
            crm.objects.tickets.sensitive.write: ''
            crm.objects.users.read: ''
            crm.objects.users.write: ''
            e-commerce: ''
            media_bridge.read: ''
            tickets.highly_sensitive.v2: ''
            tickets.sensitive.v2: ''

````