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: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-328 A Crosby TX CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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