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: ATLNGABUXXY

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
943-568 4 Atlanta GA 8392 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 438   2023-09-12   
943-568 5 Atlanta GA 8392 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 438   2023-09-12   
943-568 6 Atlanta GA 8392 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 438   2023-09-12   
943-568 7 Atlanta GA 8392 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 438   2023-09-12   
943-568 8 Atlanta GA 8392 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 438   2023-09-12   
943-568 9 Atlanta GA 8392 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 438   2023-09-12   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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