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: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-570 A New Tripoli PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228      
484-570 0 New Tripoli PA PHLAPAFGXCX  073H TELNYX LLC 228   2022-07-04   
484-570 3 New Tripoli PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2022-01-22   
484-570 4 New Tripoli PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2022-01-22   
484-570 5 New Tripoli PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2021-08-04   
484-570 6 New Tripoli PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2021-08-05   
484-570 7 New Tripoli PA PHLAPAFGX2Y  506J TWILIO INTERNATIONAL, INC. 228   2021-11-04   
484-570 9 New Tripoli PA FTWSPAFWX2X  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228   2023-05-11   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.