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: 821 [Rate centres in NPA 821] [Dial plan for NPA 821]

NXX: 215

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
821-215 A Anderson SC   8645 SUNCOM DBA T-MOBILE USA 430   2026-01-16   
821-215 0 Anderson SC   8645 SUNCOM DBA T-MOBILE USA 430   2026-01-19   
821-215 9 Anderson SC   8645 SUNCOM DBA T-MOBILE USA 430   2026-01-16   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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