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: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-528 A Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 0 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 1 Spring TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-11-23   
281-528 2 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 3 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2005-02-26   
281-528 4 Spring TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-07-16   
281-528 5 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 6 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 7 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 8 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-528 9 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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