Local Calling Guide

Area code/prefix search

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

NXX: 252

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-252 A Grubbs AR GRBSARMARS2  9533 SOUTHWESTERN BELL 528      
870-252 0 Grubbs AR   095A E. RITTER COMMS DBA RITTER COMMUNICATIONS, INC. AR 528   2004-01-17   
870-252 1 Grubbs AR   9533 SOUTHWESTERN BELL 528      
870-252 2 Grubbs AR   348F ONVOY, LLC - AR 528   2020-10-16   
870-252 3 Grubbs AR   9533 SOUTHWESTERN BELL 528      
870-252 4 Grubbs AR   073H TELNYX LLC 528   2018-11-26   
870-252 5 Grubbs AR   516C AT&T CORP. 528   2011-04-15   
870-252 6 Grubbs AR   802C TELEPORT COMMUNICATIONS AMERICA, LLC - AR 528   2018-04-19   
870-252 7 Grubbs AR   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2015-01-14   
870-252 8 Grubbs AR   348F ONVOY, LLC - AR 528   2020-03-13   
870-252 9 Grubbs AR   9533 SOUTHWESTERN BELL 528      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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