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: 843

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-843 A Leander TX AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
737-843 0 Leander TX   903C ONVOY, LLC - TX 558   2016-01-09   
737-843 1 Leander TX   903C ONVOY, LLC - TX 558   2016-01-09   
737-843 2 Leander TX   903C ONVOY, LLC - TX 558   2016-02-17   
737-843 3 Leander TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2016-01-08   
737-843 4 Leander TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-11-25   
737-843 5 Leander TX   903C ONVOY, LLC - TX 558   2016-04-23   
737-843 6 Leander TX   903C ONVOY, LLC - TX 558   2016-02-29   
737-843 7 Leander TX   793K TWC IP ENABLED SERVICES, LLC 558   2017-07-13   
737-843 8 Leander TX   5562 METROPCS, INC. 558   2016-01-09   
737-843 9 Leander TX   903C ONVOY, LLC - TX 558   2016-02-29   

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

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