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: 222

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-222 A San Bernardino CA LSANCAJWIMD  965H FRACTEL, LLC 730      
840-222 0 San Bernardino CA   649C ONVOY, LLC - CA 730   2021-07-30   
840-222 1 San Bernardino CA   649C ONVOY, LLC - CA 730   2021-07-30   
840-222 2 San Bernardino CA   965H FRACTEL, LLC 730   2021-02-25   
840-222 3 San Bernardino CA   649C ONVOY, LLC - CA 730   2021-07-30   
840-222 4 San Bernardino CA   649C ONVOY, LLC - CA 730   2021-07-30   
840-222 5 San Bernardino CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
840-222 6 San Bernardino CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
840-222 7 San Bernardino CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
840-222 8 San Bernardino CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
840-222 9 San Bernardino CA   073H TELNYX LLC 730   2022-02-26   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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