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: 380

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-380 A Lampasas TX AUSTTXHOX3X  318C CEBRIDGE TELECOM TX , L.P. - TX 558   2024-05-19   
737-380 0 Lampasas TX   903C ONVOY, LLC - TX 558   2024-05-20   
737-380 1 Lampasas TX   903C ONVOY, LLC - TX 558   2024-06-29   
737-380 3 Lampasas TX   318C CEBRIDGE TELECOM TX , L.P. - TX 558   2024-05-19   
737-380 6 Lampasas TX   515J IP HORIZON LLC 558   2025-04-27   
737-380 7 Lampasas TX   515J IP HORIZON LLC 558   2025-04-27   
737-380 8 Lampasas TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2024-12-26   
737-380 9 Lampasas TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2024-06-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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