Local Calling Guide
Area code/prefix search
  
      NPA: 631
     [Rate centres in NPA 631]
     [Dial plan for NPA 631]
    
        NXX: 364
      
  
    
      | NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 631-364 | A | Stony Brook | NY |  | 829J PAETEC ITEL, LLC | 132 |  |  |  | 
        
          | 631-364 | 0 | Stony Brook | NY | NYCMNYBXDSL | 384C ONVOY, LLC- NY | 132 |  | 2013-01-27 |  | 
        
          | 631-364 | 1 | Stony Brook | NY | NYCMNYZRDBS | 155E PEERLESS NETWORK OF NEW YORK, LLC - NY | 132 |  | 2013-04-22 |  | 
        
          | 631-364 | 2 | Stony Brook | NY | WHPLNYWPXOY | 997E BANDWIDTH.COM CLEC, LLC - NY | 132 |  | 2015-05-22 |  | 
        
          | 631-364 | 3 | Stony Brook | NY | NYCMNYBXDSL | 384C ONVOY, LLC- NY | 132 |  | 2016-03-03 |  | 
        
          | 631-364 | 4 | Stony Brook | NY | NYCMNY37UMD | 321J HD CARRIER LLC | 132 |  | 2014-08-01 |  | 
        
          | 631-364 | 5 | Stony Brook | NY | NYCMNYBXDSL | 384C ONVOY, LLC- NY | 132 |  | 2016-03-03 |  | 
        
          | 631-364 | 6 | Stony Brook | NY | NYCMNYZRYMD | 508J CENTURYLINK COMMUNICATIONS, LLC | 132 |  | 2014-05-01 |  | 
        
          | 631-364 | 7 | Stony Brook | NY | NYCMNYBXDSL | 384C ONVOY, LLC- NY | 132 |  | 2012-11-22 |  | 
        
          | 631-364 | 8 | Stony Brook | NY |  | 829J PAETEC ITEL, LLC | 132 |  | 2012-01-29 |  | 
        
          | 631-364 | 9 | Stony Brook | NY | WHPLNYGRDS1 | 7126 CABLEVISION LIGHTPATH, INC. - NY | 132 |  | 2013-09-05 |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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