Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 361 [Rate centres in NPA 361] [Dial plan for NPA 361]

NXX: 646

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
361-646 A Refugio TX CRCHTX9362Z  4290 STPCS JOINT VENTURE, LLC 564      
361-646 0 Refugio TX   903C ONVOY, LLC - TX 564   2023-09-18   
361-646 1 Refugio TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 564   2016-05-22   
361-646 2 Refugio TX   903C ONVOY, LLC - TX 564   2022-02-19   
361-646 3 Refugio TX   4290 STPCS JOINT VENTURE, LLC 564      
361-646 4 Refugio TX   319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 564   2012-05-19   
361-646 5 Refugio TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 564   2018-02-15   
361-646 6 Refugio TX   145J TERRA NOVA TELECOM INC. 564   2021-06-14   
361-646 9 Refugio TX   4290 STPCS JOINT VENTURE, LLC 564      

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

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