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.
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Stamps, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
870-533 A STMPARMARS1  9533 SOUTHWESTERN BELL 530      
870-533 0 PNBLARJEX2Y  240H AIRECAST, LLC - AR 530      
870-533 1 STMPARMARS1  9533 SOUTHWESTERN BELL 530      
870-533 2 STMPARMARS1  9533 SOUTHWESTERN BELL 530      
870-533 3 STMPARMARS1  9533 SOUTHWESTERN BELL 530      
870-533 4 STMPARMARS1  9533 SOUTHWESTERN BELL 530      
870-533 5 PNBLAREK0MD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-533 6 PNBLARIFTMD  516C AT&T CORP. 530      
870-533 7   624H ONVOY SPECTRUM, LLC 530      
870-533 8 PNBLAREK1MD  073H TELNYX LLC 530      
870-953 A PNBLARJEXHY  6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 530      
870-953 0 PNBLARJEXHY  6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 530      
870-953 1 PNBLARJEXHY  6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 530      
870-953 2 PNBLAREK0MD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-953 3 PNBLARJEX4X  348F ONVOY, LLC - AR 530      
870-953 7 PNBLARJEX7Y  508J CENTURYLINK COMMUNICATIONS, LLC 530      
870-953 9 PNBLARJEXHY  6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 530      

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

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