# Api20100401AssignedAddOnExtension



## Operations
- [Fetch an instance of an Extension for the Assigned Add-on.](https://twilio.demo.bump-doc.com/doc/api/operation/operation-fetchincomingphonenumberassignedaddonextension.md)
- [Retrieve a list of Extensions for the Assigned Add-on.](https://twilio.demo.bump-doc.com/doc/api/operation/operation-listincomingphonenumberassignedaddonextension.md)

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