# REST API release: November 20, 2023

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## Enhancements

-   New `extension_number` response field in the following **Common Areas** APIs:
    -   `GET /v2/phone/common_areas/{commonAreaId}`
    -   `GET /v2/accounts/{accountId}/phone/common_areas/{commonAreaId}`
    -   `GET /v2/phone/common_areas`
    -   `GET /v2/accounts/{accountId}/phone/common_areas`