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

# List Regions

> List all supported eSIM regions



## OpenAPI

````yaml api-reference/vaas-services-openapi.json GET /vaas/api/v1/esim/regions
openapi: 3.1.0
info:
  title: PayVessel Value-Added Services API
  description: >-
    API reference for PayVessel biller reseller, eSIM, gift card, and flight
    services.
  version: 1.0.0
servers:
  - url: https://api.payvessel.com
  - url: https://sandbox.payvessel.com
security:
  - apiKey: []
    apiSecret: []
paths:
  /vaas/api/v1/esim/regions:
    get:
      tags:
        - eSIM
        - eSIM
      summary: List eSIM Regions
      description: List all supported eSIM regions from the configured provider
      operationId: list_regions_vaas_api_v1_esim_regions_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListRegionsResponseSchema'
components:
  schemas:
    ListRegionsResponseSchema:
      properties:
        status:
          type: boolean
          title: Status
        message:
          type: string
          title: Message
        data:
          items:
            $ref: '#/components/schemas/RegionSchema'
          type: array
          title: Data
      type: object
      required:
        - status
        - message
        - data
      title: ListRegionsResponseSchema
    RegionSchema:
      properties:
        code:
          type: string
          title: Code
        name:
          type: string
          title: Name
        region_type:
          anyOf:
            - type: integer
            - type: 'null'
          title: Region Type
        sub_locations:
          items:
            $ref: '#/components/schemas/RegionSchema'
          type: array
          title: Sub Locations
      type: object
      required:
        - code
        - name
      title: RegionSchema
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: api-key
      description: Your PayVessel business API key.
    apiSecret:
      type: apiKey
      in: header
      name: api-secret
      description: Your PayVessel business API secret.

````