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.
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OCN: 6019 AAA COMMUNICATIONS, LTD.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
843-223 A Charleston SC CHTNSCLB55E  436      

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

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