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: 501 [Rate centres in NPA 501] [Dial plan for NPA 501]

NXX: 549

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-549 A Palarm AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
501-549 0 Palarm AR   515J IP HORIZON LLC 528      
501-549 1 Palarm AR   624H ONVOY SPECTRUM, LLC 528      
501-549 2 Palarm AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
501-549 3 Palarm AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
501-549 7 Palarm AR   196F BANDWIDTH.COM CLEC, LLC - AR 528      
501-549 8 Palarm AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
501-549 9 Palarm AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.