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: 566

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-566 A Krotz Springs LA KRSPLAMARS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-566 0 Krotz Springs LA KRSPLAMARS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-566 1 Krotz Springs LA   145J TERRA NOVA TELECOM INC. 488   2022-08-30   
337-566 2 Krotz Springs LA KRSPLAMARS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-566 3 Krotz Springs LA KRSPLAMARS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-566 5 Krotz Springs LA LFYTLAATX7X  516C AT&T CORP. 488   2011-08-25   
337-566 6 Krotz Springs LA LFYTLAMAXIZ  516J TON80 COMMUNICATIONS, LLC 488   2022-04-10   
337-566 7 Krotz Springs LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 488   2024-03-13   
337-566 8 Krotz Springs LA   515J IP HORIZON LLC 488   2024-04-29   

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

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