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: 704 [Rate centres in NPA 704] [Dial plan for NPA 704]

NXX: 396

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
704-396 A Gastonia NC CHRLNCRL3MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 422      
704-396 0 Gastonia NC   638E ONVOY, LLC - NC 422   2020-11-19   
704-396 1 Gastonia NC   5562 METROPCS, INC. 422   2019-12-27   
704-396 2 Gastonia NC   5562 METROPCS, INC. 422   2020-04-06   
704-396 3 Gastonia NC   5562 METROPCS, INC. 422   2020-04-06   
704-396 4 Gastonia NC   638E ONVOY, LLC - NC 422   2020-09-18   
704-396 5 Gastonia NC   638E ONVOY, LLC - NC 422   2020-09-18   
704-396 6 Gastonia NC   793K TWC IP ENABLED SERVICES, LLC 422   2007-01-10   
704-396 7 Gastonia NC   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 422   2008-04-11   
704-396 8 Gastonia NC   638E ONVOY, LLC - NC 422   2020-11-19   
704-396 9 Gastonia NC   5562 METROPCS, INC. 422   2020-11-30   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.