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.

NPA: 984 [Rate centres in NPA 984] [Dial plan for NPA 984]

NXX: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
984-372 A Clayton NC RLGHNCHO24Z  8645 SUNCOM DBA T-MOBILE USA 426   2024-04-08   
984-372 0 Clayton NC RLGHNCHOXUY  638E ONVOY, LLC - NC 426   2024-04-20   
984-372 1 Clayton NC RLGHNCHOXUY  638E ONVOY, LLC - NC 426   2024-07-27   
984-372 7 Clayton NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 426   2025-09-25   
984-372 8 Clayton NC RLGHNCHO24Z  8645 SUNCOM DBA T-MOBILE USA 426   2024-04-08   
984-372 9 Clayton NC RLGHNCHO24Z  8645 SUNCOM DBA T-MOBILE USA 426   2024-04-08   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.