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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
854-844 7 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2022-01-25   
854-844 8 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2022-01-25   
854-844 9 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2022-01-25   
854-846 0 Beaufort SC 7473 POWERTEL ATLANTA LICENSES, INC. 436   2022-04-16   
854-846 1 Beaufort SC 7473 POWERTEL ATLANTA LICENSES, INC. 436   2022-04-16   
854-846 9 Beaufort SC 7473 POWERTEL ATLANTA LICENSES, INC. 436   2022-04-16   
854-858 2 Mount Pleasant SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-11-07   
854-858 3 Mount Pleasant SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-11-07   
854-858 4 Mount Pleasant SC 8645 SUNCOM DBA T-MOBILE USA 436   2025-01-11   
854-888 1 Summerville SC 5562 METROPCS, INC. 436   2016-07-08   
854-902 0 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-09-20   
854-902 1 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-09-20   
854-902 2 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-09-20   
854-902 3 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-09-20   
854-902 4 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-12-13   
854-902 5 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-12-13   
854-902 6 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-12-13   
854-902 7 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2021-12-13   
854-902 8 Charleston SC 8645 SUNCOM DBA T-MOBILE USA 436   2022-01-25   
854-946 0 Low Country SC 8645 SUNCOM DBA T-MOBILE USA 436   2022-09-04   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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