Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Liverpool EMS, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-393 A ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-393 0   903C ONVOY, LLC - TX 560   2014-10-26   
281-393 1   9533 SOUTHWESTERN BELL 560      
281-393 2   624H ONVOY SPECTRUM, LLC 560   2022-05-19   
281-393 3   7399 WESTEL, INC. - TX 560   2009-07-12   
281-393 4   177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2017-06-29   
281-393 5   9533 SOUTHWESTERN BELL 560      
281-393 6   9533 SOUTHWESTERN BELL 560      
281-393 7   004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-04-10   
281-393 8   004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-11-28   
281-393 9   7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2014-11-01   

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

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