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.

OCN: 114J EXIANT COMMUNICATIONS LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
972-844 A Dallas TX   552      
979-321 A Bryan-College Station TX BRYNTXXAXHX  570      
979-321 1 Bryan-College Station TX BRYNTXXAXHX  570   2019-10-24   
979-438 7 Angleton TX   560   2026-05-23   
980-301 A Charlotte NC CHRLNCTAXPY  422      
980-301 1 Charlotte NC CHRLNCTAXPY  422   2019-12-27   
980-438 4 Locust NC   422   2026-04-23   
984-272 A Raleigh NC RLGHNCHO34Z  426      
984-272 1 Raleigh NC RLGHNCHO34Z  426   2019-12-27   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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