Local Calling Guide
Area code/prefix search
  
      NPA: 337
     [Rate centres in NPA 337]
     [Dial plan for NPA 337]
    
        NXX: 564
      
  
    
      | NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 337-564 | A | Lake Charles | LA | LKCHLADTXAX | 260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA | 488 |  |  |  | 
        
          | 337-564 | 0 | Lake Charles | LA | LKCHLADTXAX | 260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA | 488 |  | 2008-03-14 |  | 
        
          | 337-564 | 1 | Lake Charles | LA | SCTTLA06G02 | 6214 NEW CINGULAR WIRELESS PCS, LLC - GA | 488 |  | 2010-03-06 |  | 
        
          | 337-564 | 2 | Lake Charles | LA | LFYTLA18X1X | 6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | 488 |  | 2011-08-07 |  | 
        
          | 337-564 | 3 | Lake Charles | LA | LFYTLAMAX5X | 3232 LEVEL 3 COMMUNICATIONS, LLC - LA | 488 |  | 2013-11-30 |  | 
        
          | 337-564 | 4 | Lake Charles | LA | LKCHLADTXAX | 260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA | 488 |  | 2007-03-16 |  | 
        
          | 337-564 | 5 | Lake Charles | LA | LKCHLADTXAX | 260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA | 488 |  | 2007-03-16 |  | 
        
          | 337-564 | 6 | Lake Charles | LA | LKCHLADTXAX | 260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA | 488 |  | 2010-03-26 |  | 
        
          | 337-564 | 7 | Lake Charles | LA | LFYTLAMAX9Y | 749E ONVOY, LLC - LA | 488 |  | 2018-04-05 |  | 
        
          | 337-564 | 8 | Lake Charles | LA | SCTTLA06G02 | 6214 NEW CINGULAR WIRELESS PCS, LLC - GA | 488 |  | 2010-03-06 |  | 
        
          | 337-564 | 9 | Lake Charles | LA | LKCHLADTXDX | 150C VOICESTREAM GSM I, LLC | 488 |  | 2009-01-10 |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
  Sponsored by: VoIP Much Phone Company
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