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: SGHLGAAO1MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
770-874 3 Atlanta Northwest GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2007-06-02   
770-910 7 Atlanta Northeast GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2007-05-21   
770-910 9 Atlanta Northeast GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2009-04-08   
770-989 1 Atlanta Northwest GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2013-05-05   
938-732 4 Ranburne AL 792K CHARTER IP ENABLED SERVICES, LLC 438   2022-04-10   
943-205 7 Tallapoosa GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2023-09-14   
943-237 1 Concord GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2024-04-27   
943-333 2 Lula GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2024-08-04   
943-404 9 Zebulon GA 792K CHARTER IP ENABLED SERVICES, LLC 438   2024-03-10   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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