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: 447

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-447 A Houston Suburban TX HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-447 0 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 1 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 2 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 3 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 4 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 5 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 6 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 7 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 8 Houston Suburban TX   9533 SOUTHWESTERN BELL 560      
281-447 9 Houston Suburban TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-01-05   

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

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