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: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-256 A Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 0 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 1 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 2 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 3 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 4 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 5 Cypress TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2011-09-11   
281-256 6 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 7 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 8 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-256 9 Cypress TX CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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