Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 630

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-630 A Cameron LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488      
337-630 0 Cameron LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2021-03-29   
337-630 1 Cameron LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488      
337-630 2 Cameron LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2023-04-21   
337-630 3 Cameron LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2023-04-21   
337-630 9 Cameron LA   145J TERRA NOVA TELECOM INC. 488   2025-05-22   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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