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: 920

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-920 A Phoenixville PA PHLBPAPU5MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC. - PA 228      
484-920 0 Phoenixville PA PHLAPAMKGMD  551G NUSO, LLC 228      
484-920 1 Phoenixville PA PHLBPAPU5MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC. - PA 228      
484-920 3 Phoenixville PA KGPRPADODS0  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
484-920 5 Phoenixville PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228      
484-920 6 Phoenixville PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
484-920 7 Phoenixville PA PHLAPA031MD  508J CENTURYLINK COMMUNICATIONS, LLC 228      
484-920 8 Phoenixville PA PHLAPAMKXCX  318J COMCAST IP PHONE, LLC 228      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.