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

# Remove a phone number from a target user (SuperAdmin only)

> Removes the voice phone-number assignment for the given provider from the target user (org-scoped). Returns 404 if the user is not in the org or has no assignment for that provider. Requires SUPERADMIN.



## OpenAPI

````yaml /api-reference/openapi.yaml delete /api/organizations/{organizationId}/phone-numbers/{targetUserId}/{provider}
openapi: 3.0.3
info:
  title: Tether Relay and Tether API
  version: 1.0.0
  description: >-
    Route-derived OpenAPI contract generated from tether-relay backend sources.
    Regenerate with scripts/sync-openapi-from-backend.mjs.
servers:
  - url: https://your-instance.example.com
    description: Production
  - url: http://localhost:2212
    description: Local API service
security: []
tags:
  - name: AI
  - name: Applications
  - name: Approval
  - name: Auth
  - name: Automations
  - name: Calls
  - name: Campaigns
  - name: Contact Analytics
  - name: Contact Metrics
  - name: Contact Notes
  - name: Contacts
  - name: Conversation Monitor
  - name: Conversations
  - name: Departments
  - name: Email
  - name: Escalation Dashboard
  - name: Event Logs
  - name: Google Sheets
  - name: Marketplace
  - name: Messages
  - name: Notification Sounds
  - name: Notifications
  - name: Org Snapshots
  - name: Organizations
  - name: Outreach
  - name: Outreach Metrics
  - name: Outreach Sources
  - name: Pipelines
  - name: Processes
  - name: Prompts
  - name: Reminders
  - name: Sms
  - name: Templates
  - name: Traces
  - name: Training
  - name: Upload
  - name: User Snapshots
  - name: Users
  - name: Vertical
  - name: Webchats
  - name: Webhook
paths:
  /api/organizations/{organizationId}/phone-numbers/{targetUserId}/{provider}:
    delete:
      tags:
        - Organizations
      summary: Remove a phone number from a target user (SuperAdmin only)
      description: >-
        Removes the voice phone-number assignment for the given provider from
        the target user (org-scoped). Returns 404 if the user is not in the org
        or has no assignment for that provider. Requires SUPERADMIN.
      operationId: delete_organizations_phone_numbers
      parameters:
        - in: path
          name: organizationId
          required: true
          schema:
            type: string
        - in: path
          name: targetUserId
          required: true
          schema:
            type: string
        - in: path
          name: provider
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Phone number removed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrgPhoneNumberMutationResponse'
        '400':
          description: Invalid provider or id
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrganizationErrorResponse'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrganizationErrorResponse'
        '404':
          description: Target user not found in organization or no assignment for provider
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrganizationErrorResponse'
        '500':
          description: Failed to remove phone number
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrganizationErrorResponse'
      security:
        - bearerAuth: []
components:
  schemas:
    OrgPhoneNumberMutationResponse:
      type: object
      description: >-
        Returned by `POST` (assign) and `DELETE` (remove) phone-number
        endpoints.
      properties:
        success:
          type: boolean
          enum:
            - true
        message:
          type: string
      required:
        - success
        - message
      additionalProperties: true
      example:
        success: true
        message: twilio phone number assigned
    OrganizationErrorResponse:
      type: object
      properties:
        error:
          type: string
        details:
          type: string
      additionalProperties: true
      example:
        error: Organization not found
        details: No organization exists with the provided id
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````