Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: HSTNTXMOX7X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
979-665 A Freeport TX 318J COMCAST IP PHONE, LLC 560      
979-665 0 Freeport TX 318J COMCAST IP PHONE, LLC 560      
979-766 5 East Bernard TX 318J COMCAST IP PHONE, LLC 560   2024-06-14   
979-871 9 Freeport TX 318J COMCAST IP PHONE, LLC 560   2007-02-16   
979-946 4 Angleton TX 318J COMCAST IP PHONE, LLC 560   2022-06-25   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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