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.

Dumas, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
870-377 A PNBLAR233MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-377 8   802C TELEPORT COMMUNICATIONS AMERICA, LLC - AR 530   2019-12-16   
870-377 9   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530   2022-08-27   
870-382 A DUMSARXADS0  1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 0   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 1   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 2   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 3   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530   2015-07-30   
870-382 4   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 5   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 6   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 7   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 8   1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 530      
870-382 9   624H ONVOY SPECTRUM, LLC 530   2025-01-20   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.