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: FYVLNCID3MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
984-307 7 Smithfield NC 8645 SUNCOM DBA T-MOBILE USA 949   2023-11-24   
984-350 3 Benson NC 8645 SUNCOM DBA T-MOBILE USA 949   2024-03-24   
984-350 4 Benson NC 8645 SUNCOM DBA T-MOBILE USA 949   2024-03-24   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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