Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 737 [Rate centres in NPA 737] [Dial plan for NPA 737]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-677 A Smithville TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-677 0 Smithville TX   515J IP HORIZON LLC 558   2021-06-05   
737-677 1 Smithville TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-06-27   
737-677 2 Smithville TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-677 3 Smithville TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-677 4 Smithville TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-677 5 Smithville TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-677 6 Smithville TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-12-26   
737-677 7 Smithville TX AUSWTXGXBMD  5562 METROPCS, INC. 558   2021-02-27   
737-677 8 Smithville TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2021-02-27   
737-677 9 Smithville TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2021-04-24   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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