Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 550

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-550 A Petoskey MI GDRPMIBLXDZ  5562 METROPCS, INC. 348      
231-550 0 Petoskey MI   145J TERRA NOVA TELECOM INC. 348   2022-07-12   
231-550 1 Petoskey MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2022-07-22   
231-550 2 Petoskey MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2022-07-22   
231-550 4 Petoskey MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2022-09-11   
231-550 6 Petoskey MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2022-09-11   
231-550 7 Petoskey MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2022-09-11   
231-550 8 Petoskey MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2022-09-11   
231-550 9 Petoskey MI GDRPMIBLXDZ  5562 METROPCS, INC. 348   2021-11-06   

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

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