Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

NXX: 542

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-542 A Deer Park TX HSTNTXDPDS0  9533 SOUTHWESTERN BELL 560      
281-542 0 Deer Park TX   9533 SOUTHWESTERN BELL 560      
281-542 1 Deer Park TX   9533 SOUTHWESTERN BELL 560      
281-542 2 Deer Park TX   9533 SOUTHWESTERN BELL 560      
281-542 3 Deer Park TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-05-07   
281-542 4 Deer Park TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-05-07   
281-542 5 Deer Park TX   624H ONVOY SPECTRUM, LLC 560   2021-11-11   
281-542 6 Deer Park TX   9533 SOUTHWESTERN BELL 560      
281-542 7 Deer Park TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2024-01-07   
281-542 8 Deer Park TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-10-11   
281-542 9 Deer Park TX   9533 SOUTHWESTERN BELL 560      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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