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: 443

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-443 A Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
737-443 0 Austin TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-08-15   
737-443 1 Austin TX   515J IP HORIZON LLC 558   2016-08-13   
737-443 2 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2016-08-14   
737-443 3 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2016-08-14   
737-443 4 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2016-08-14   
737-443 5 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2016-08-14   
737-443 6 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2016-08-14   
737-443 7 Austin TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-08-15   
737-443 8 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2016-09-22   
737-443 9 Austin TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2017-09-28   

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

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