Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 458 [Rate centres in NPA 458] [Dial plan for NPA 458]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-257 A Grants Pass OR MDFDORHGCM0  6349 UNITED STATES CELLULAR CORP. - OREGON 670   2021-01-23   
458-257 0 Grants Pass OR MDFDORHGCM0  6349 UNITED STATES CELLULAR CORP. - OREGON 670   2021-01-23   
458-257 2 Grants Pass OR EUGNOR53X5Y  506J TWILIO INTERNATIONAL INC 670   2021-01-25   
458-257 5 Grants Pass OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2021-04-02   
458-257 6 Grants Pass OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2021-05-03   
458-257 7 Grants Pass OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2021-06-07   
458-257 8 Grants Pass OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2021-07-12   
458-257 9 Grants Pass OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2021-08-23   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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