Local Calling Guide
Area code/prefix search
  
        Coulee Dam, WA
      
  
    
      | NPA-NXX | BLOCK | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 509-620 | A | SPKNWA01XXX | 483E ONVOY, LLC - WA | 676 |  |  |  | 
        
          | 509-620 | 0 | SPKNWA01XXX | 483E ONVOY, LLC - WA | 676 |  |  |  | 
        
          | 509-620 | 1 | SPKNWA01XXX | 483E ONVOY, LLC - WA | 676 |  |  |  | 
        
          | 509-620 | 2 | SPKNWA01XXX | 483E ONVOY, LLC - WA | 676 |  | 2016-01-07 |  | 
        
          | 509-620 | 3 | SPKNWA01XUX | 6121 LEVEL 3 COMMUNICATIONS, LLC - WA | 676 |  | 2016-02-28 |  | 
        
          | 509-620 | 4 | SPKNWAKY0MD | 006F BANDWIDTH.COM CLEC, LLC - WA | 676 |  | 2016-10-23 |  | 
        
          | 509-620 | 5 | SPKNWAKY0MD | 006F BANDWIDTH.COM CLEC, LLC - WA | 676 |  | 2016-10-23 |  | 
        
          | 509-620 | 6 | SPKNWAKY0MD | 006F BANDWIDTH.COM CLEC, LLC - WA | 676 |  | 2016-10-23 |  | 
        
          | 509-620 | 7 | YAKMWAWE7MD | 508J CENTURYLINK COMMUNICATIONS, LLC | 676 |  | 2015-12-02 |  | 
        
          | 509-620 | 8 |  | 792K CHARTER IP ENABLED SERVICES, LLC | 676 |  | 2019-05-22 |  | 
        
          | 509-620 | 9 | STTLWAWBDSH | 159F PEERLESS NETWORK OF WASHINGTON, LLC - WA | 676 |  | 2016-03-31 |  | 
        
          | 509-631 | A | MLWDWAAA2MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 676 |  |  |  | 
        
          | 509-631 | 0 | MLWDWAAA2MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 676 |  |  |  | 
        
          | 509-631 | 1 | MLWDWAAA2MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 676 |  |  |  | 
        
          | 509-631 | 2 | MLWDWAAA2MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 676 |  |  |  | 
        
          | 509-631 | 3 | WNTCWABADS1 | 3229 COMPUTERS  5*, INC. DBA LOCALTEL - WA | 676 |  | 2003-10-08 |  | 
        
          | 509-631 | 4 | MLWDWAAA2MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 676 |  | 2004-09-30 |  | 
        
          | 509-631 | 5 | SPKNWA01XBY | 663D ELTOPIA COMMUNICATIONS, LLC - WA | 676 |  | 2008-06-28 |  | 
        
          | 509-631 | 6 | SPKNWA01X7X | 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 676 |  | 2015-03-31 |  | 
        
          | 509-631 | 7 | SPKNWA01XXX | 483E ONVOY, LLC - WA | 676 |  | 2006-10-13 |  | 
        
          | 509-631 | 8 | SPKNWA01XXX | 483E ONVOY, LLC - WA | 676 |  | 2013-07-05 |  | 
        
          | 509-631 | 9 | SPKNWAKY0MD | 006F BANDWIDTH.COM CLEC, LLC - WA | 676 |  | 2013-11-14 |  | 
        
          | 509-633 | A | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 0 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 1 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 2 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 3 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 4 | YAKMWAWECMD | 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA | 676 |  | 2012-07-12 |  | 
        
          | 509-633 | 5 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 6 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 7 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 8 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
        
          | 509-633 | 9 | CLDMWA01DS0 | 9638 QWEST CORPORATION | 676 |  |  |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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