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: 818

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-818 A New Iberia LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2024-08-12   
337-818 0 New Iberia LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2024-08-12   
337-818 1 New Iberia LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2024-08-16   
337-818 3 New Iberia LA LFYTLAMAX8Z  197D VONAGE AMERICA LLC 488   2024-09-15   
337-818 6 New Iberia LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2024-09-19   
337-818 8 New Iberia LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2024-08-16   
337-818 9 New Iberia LA LFYTLAMAXVY  150C VOICESTREAM GSM I, LLC 488   2024-08-16   

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

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