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: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 217

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-217 A Newport AR NWPTARMARS1  9533 SOUTHWESTERN BELL 528      
870-217 0 Newport AR NWPTARMARS1  9533 SOUTHWESTERN BELL 528      
870-217 1 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-217 2 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-217 3 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-217 4 Newport AR LTRKARFRXWY  516C AT&T CORP. 528   2011-04-15   
870-217 5 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2005-11-12   
870-217 6 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2009-02-09   
870-217 7 Newport AR LTRKARFRXLY  348F ONVOY, LLC - AR 528   2020-03-13   
870-217 8 Newport AR NLRKAR441MD  6529 T-MOBILE USA, INC. 528   2022-12-27   
870-217 9 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2004-12-31   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.