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: 484 [Rate centres in NPA 484] [Dial plan for NPA 484]

NXX: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-931 A Royersford PA PHLAPAMK38Z  829J PAETEC ITEL, LLC 228   2025-03-11   
484-931 0 Royersford PA   073H TELNYX LLC 228   2017-07-28   
484-931 1 Royersford PA   547E ONVOY, LLC - PA 228   2004-11-09   
484-931 2 Royersford PA   829J PAETEC ITEL, LLC 228      
484-931 3 Royersford PA   145J TERRA NOVA TELECOM INC. 228   2024-08-11   
484-931 6 Royersford PA   547E ONVOY, LLC - PA 228   2004-11-09   
484-931 7 Royersford PA   547E ONVOY, LLC - PA 228   2004-11-09   
484-931 8 Royersford PA   551G NUSO, LLC 228   2016-09-23   
484-931 9 Royersford PA   551G NUSO, LLC 228   2016-09-23   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.