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: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-603 A Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 0 Logan UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2020-06-29   
435-603 1 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 2 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 3 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 4 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 5 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 6 Logan UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2021-10-17   
435-603 7 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 8 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
435-603 9 Logan UT WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      

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

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