Local Calling Guide
Area code/prefix search
  
      NPA: 815
     [Rate centres in NPA 815]
     [Dial plan for NPA 815]
    
        NXX: 270
      
  
    
      | NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 815-270 | A | Roscoe | IL | RCFRILRTXQY | 792K CHARTER IP ENABLED SERVICES, LLC | 360 |  | 2025-01-16 |  | 
        
          | 815-270 | 0 | Roscoe | IL | RCFRILRTXQY | 792K CHARTER IP ENABLED SERVICES, LLC | 360 |  | 2007-06-18 |  | 
        
          | 815-270 | 1 | Roscoe | IL | RCFRILRTXQY | 792K CHARTER IP ENABLED SERVICES, LLC | 360 |  | 2010-08-05 |  | 
        
          | 815-270 | 2 | Roscoe | IL | RCFRILRTPMD | 7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | 360 |  | 2017-10-16 |  | 
        
          | 815-270 | 3 | Roscoe | IL | RCFRILRTZMD | 224C ONVOY, LLC | 360 |  | 2019-09-06 |  | 
        
          | 815-270 | 4 | Roscoe | IL | RCFRILRCX3X | 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 360 |  | 2017-10-02 |  | 
        
          | 815-270 | 5 | Roscoe | IL | RCFRILRTZMD | 224C ONVOY, LLC | 360 |  | 2018-07-30 |  | 
        
          | 815-270 | 6 | Roscoe | IL | RCFRILRTZMD | 224C ONVOY, LLC | 360 |  | 2019-09-06 |  | 
        
          | 815-270 | 7 | Roscoe | IL | RCFRILRTXRX | 508J CENTURYLINK COMMUNICATIONS, LLC | 360 |  | 2016-02-20 |  | 
        
          | 815-270 | 8 | Roscoe | IL | RCFRILRTZMD | 224C ONVOY, LLC | 360 |  | 2018-11-05 |  | 
        
          | 815-270 | 9 | Roscoe | IL | RCFRILRTZMD | 224C ONVOY, LLC | 360 |  | 2020-05-21 |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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