Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 208 [Rate centres in NPA 208] [Dial plan for NPA 208]

NXX: 537

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
208-537 A Twin Falls ID CSFRIDMARS1  9636 QWEST CORPORATION 652      
208-537 0 Twin Falls ID   689F ONVOY, LLC - ID 652   2025-04-07   
208-537 1 Twin Falls ID   689F ONVOY, LLC - ID 652   2024-02-23   
208-537 2 Twin Falls ID   689F ONVOY, LLC - ID 652   2012-12-16   
208-537 3 Twin Falls ID   689F ONVOY, LLC - ID 652   2012-12-16   
208-537 4 Twin Falls ID   689F ONVOY, LLC - ID 652   2012-12-16   
208-537 5 Twin Falls ID   689F ONVOY, LLC - ID 652   2012-12-16   
208-537 6 Twin Falls ID   9636 QWEST CORPORATION 652      
208-537 7 Twin Falls ID   192F BANDWIDTH.COM CLEC, LLC - ID 652   2016-07-16   
208-537 8 Twin Falls ID   5562 METROPCS, INC. 652   2016-05-13   
208-537 9 Twin Falls ID   9636 QWEST CORPORATION 652      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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