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: 479 [Rate centres in NPA 479] [Dial plan for NPA 479]

NXX: 542

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
479-542 A Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526   2024-06-09   
479-542 0 Fort Smith AR   073H TELNYX LLC 526      
479-542 1 Fort Smith AR   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 526      
479-542 2 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 3 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 4 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 5 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 6 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 7 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 8 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-542 9 Fort Smith AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.