Number Lookup SDK overview


This feature of Azure Communication Services is currently in preview.

Preview APIs and SDKs are provided without a service-level agreement. We recommend that you don't use them for production workloads. Some features might not be supported, or they might have constrained capabilities.

For more information, review Supplemental Terms of Use for Microsoft Azure Previews.

Azure Communication Services Number Lookup is part of the Phone Numbers SDK. It can be used for your applications to add additional checks before sending an SMS or placing a call.

Number Lookup SDK capabilities

The following list presents the set of features which are currently available in our SDKs.

Group of features Capability .NET JS Java Python
Core Capabilities Get Number Type ✔️ ✔️ ✔️ ✔️
Get Carrier registered name ✔️ ✔️ ✔️ ✔️
Get associated Mobile Network Code, if available (two or three decimal digits used to identify network operator within a country) ✔️ ✔️ ✔️ ✔️
Get associated Mobile Country Code, if available (three decimal digits used to identify the country of a mobile operator) ✔️ ✔️ ✔️ ✔️
Get associated ISO Country Code ✔️ ✔️ ✔️ ✔️
Phone Number All number types in E164 format ✔️ ✔️ ✔️ ✔️

Next steps