8x8 Administration - Phone Number Management API

Phone number management API providing endpoints to list and retrieve phone numbers. The current version of the API is v1.0. ## Authentication All requests to this API require authentication using an API key. Include your API key in the request header: ``` x-api-key: YOUR_API_KEY ``` ## Versioning Specify the API version using the `Accept` header: ``` Accept: application/vnd.phonenumbers.v1+json ``` ## Base URL `https://api.8x8.com/admin-provisioning` ## Endpoints | Endpoint | Method | Purpose |