Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-243 A Tooele UT TOOLUTMAAMD  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-243 0 Tooele UT   6529 T-MOBILE USA, INC. 660   2010-08-11   
435-243 1 Tooele UT   6529 T-MOBILE USA, INC. 660   2010-08-11   
435-243 2 Tooele UT   6529 T-MOBILE USA, INC. 660   2010-08-11   
435-243 3 Tooele UT   6529 T-MOBILE USA, INC. 660   2010-08-11   
435-243 4 Tooele UT   6529 T-MOBILE USA, INC. 660   2010-08-11   
435-243 5 Tooele UT   117F BANDWIDTH.COM CLEC, LLC - UT 660   2010-09-05   
435-243 6 Tooele UT   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660   2010-07-22   
435-243 7 Tooele UT   117F BANDWIDTH.COM CLEC, LLC - UT 660   2011-02-20   
435-243 8 Tooele UT   6529 T-MOBILE USA, INC. 660   2011-05-13   
435-243 9 Tooele UT   6529 T-MOBILE USA, INC. 660   2011-05-13   

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

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