Local Calling Guide
Area code/prefix search
  
      NPA: 346
     [Rate centres in NPA 346]
     [Dial plan for NPA 346]
    
        NXX: 683
      
  
    
      | NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 346-683 | A | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  |  |  | 
        
          | 346-683 | 0 | Westfield | TX | HSTNTXGI0MD | 004F BANDWIDTH.COM CLEC, LLC - TX | 560 |  | 2023-09-23 |  | 
        
          | 346-683 | 1 | Westfield | TX | HSTNTXGI0MD | 004F BANDWIDTH.COM CLEC, LLC - TX | 560 |  | 2023-09-23 |  | 
        
          | 346-683 | 2 | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  | 2023-09-22 |  | 
        
          | 346-683 | 3 | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  | 2023-09-22 |  | 
        
          | 346-683 | 4 | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  | 2023-09-22 |  | 
        
          | 346-683 | 5 | Westfield | TX | HSTNTXJAXJY | 478J NUSO, LLC | 560 |  | 2023-11-26 |  | 
        
          | 346-683 | 6 | Westfield | TX | HSTNTXJAXJY | 478J NUSO, LLC | 560 |  | 2023-11-26 |  | 
        
          | 346-683 | 7 | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  | 2024-03-04 |  | 
        
          | 346-683 | 8 | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  | 2024-03-04 |  | 
        
          | 346-683 | 9 | Westfield | TX | HSTNTXYADS5 | 903C ONVOY, LLC - TX | 560 |  | 2024-03-04 |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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