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: 821

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-821 A Marianna AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-821 0 Marianna AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-821 1 Marianna AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-821 2 Marianna AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-821 3 Marianna AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-821 5 Marianna AR LTRKARFRXWY  516C AT&T CORP. 528      
870-821 7 Marianna AR LTRKARFRXLY  348F ONVOY, LLC - AR 528      
870-821 8 Marianna AR LTRKARFRXLY  348F ONVOY, LLC - AR 528      
870-821 9 Marianna AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.