Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 840 [Rate centres in NPA 840] [Dial plan for NPA 840]

NXX: 261

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-261 A Fontana CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-07-20   
840-261 0 Fontana CA   6529 T-MOBILE USA, INC. 730   2024-08-10   
840-261 1 Fontana CA   6529 T-MOBILE USA, INC. 730   2024-08-10   
840-261 2 Fontana CA   6529 T-MOBILE USA, INC. 730   2024-08-10   
840-261 3 Fontana CA   6529 T-MOBILE USA, INC. 730   2024-08-10   
840-261 4 Fontana CA   6529 T-MOBILE USA, INC. 730   2024-08-10   
840-261 5 Fontana CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-08-10   
840-261 6 Fontana CA   490J DISH WIRELESS, LLC 730   2024-08-18   
840-261 7 Fontana CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-08-10   
840-261 8 Fontana CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-08-10   
840-261 9 Fontana CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-07-20   

Last updated: Sun, 18 Aug 2024 23:40:19 UTC

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