Categories: Asterisk VOIP , Cisco VOIP -  Comments
Have you ever been asked to configure toll-bypass on a Cisco call manager, Asterisk or other VOIP product? Have you spend countless hours looking through phone books for the local area codes and prefixes for each branch? Use this website: The Local Calling Guide
2) Enter the Area code in the NPA field and the prefix in the NXX field
4) Click Submit
5) Click the NPA-NXX result
Here is the list of local Prefixes.