Local Calling Guide
Area code/prefix search
  
        Plainville, CT
      
  
    
      | NPA-NXX | BLOCK | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 860-351 | A | HRFRCTASDS0 | 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 920 |  |  |  | 
        
          | 860-351 | 0 |  | 829J PAETEC ITEL, LLC | 920 |  | 2003-05-06 |  | 
        
          | 860-351 | 1 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2023-02-12 |  | 
        
          | 860-351 | 2 | SMFRCTPU4MD | 4800 LEVEL 3 COMMUNICATIONS, LLC - CT | 920 |  | 2005-10-29 |  | 
        
          | 860-351 | 3 | HRFRCT0379Z | 199F BANDWIDTH.COM CLEC, LLC - CT | 920 |  | 2014-02-08 |  | 
        
          | 860-351 | 4 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2023-02-18 |  | 
        
          | 860-351 | 5 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  | 2004-12-17 |  | 
        
          | 860-351 | 6 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2023-07-31 |  | 
        
          | 860-351 | 7 | HRFRCT0379Z | 199F BANDWIDTH.COM CLEC, LLC - CT | 920 |  | 2014-07-14 |  | 
        
          | 860-351 | 8 | HRFRCT0380Z | 539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT | 920 |  | 2013-05-03 |  | 
        
          | 860-351 | 9 | HRFRCTASDS0 | 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 920 |  |  |  | 
        
          | 860-410 | A | PLVLCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  |  |  | 
        
          | 860-410 | 0 | PLVLCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  |  |  | 
        
          | 860-410 | 1 | PLVLCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  |  |  | 
        
          | 860-410 | 2 | HRFRCTASDS0 | 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 920 |  |  |  | 
        
          | 860-410 | 3 |  | 145J TERRA NOVA TELECOM INC. | 920 |  | 2022-08-03 |  | 
        
          | 860-410 | 4 | SMFRCTPU4MD | 4800 LEVEL 3 COMMUNICATIONS, LLC - CT | 920 |  | 2005-09-12 |  | 
        
          | 860-410 | 5 | HRFRCT03GT0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  | 2011-04-26 |  | 
        
          | 860-410 | 6 | HRFRCT0379Z | 199F BANDWIDTH.COM CLEC, LLC - CT | 920 |  | 2015-05-24 |  | 
        
          | 860-410 | 7 | HRFRCTBC6MD | 515J IP HORIZON LLC | 920 |  | 2024-07-18 |  | 
        
          | 860-410 | 8 | HRFRCT0380Z | 539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT | 920 |  | 2013-05-03 |  | 
        
          | 860-410 | 9 | PLVLCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  |  |  | 
        
          | 860-479 | A | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  |  |  | 
        
          | 860-479 | 0 |  | 829J PAETEC ITEL, LLC | 920 |  | 2000-12-28 |  | 
        
          | 860-479 | 1 | HRFRCT0379Z | 199F BANDWIDTH.COM CLEC, LLC - CT | 920 |  | 2008-11-29 |  | 
        
          | 860-479 | 2 | HRFRCT0379Z | 199F BANDWIDTH.COM CLEC, LLC - CT | 920 |  | 2010-03-01 |  | 
        
          | 860-479 | 3 |  | 829J PAETEC ITEL, LLC | 920 |  | 2007-03-05 |  | 
        
          | 860-479 | 4 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2023-10-14 |  | 
        
          | 860-479 | 5 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  | 2014-10-13 |  | 
        
          | 860-479 | 6 | HRFRCT0379Z | 199F BANDWIDTH.COM CLEC, LLC - CT | 920 |  | 2016-07-14 |  | 
        
          | 860-479 | 7 | HRFRCT0380Z | 539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT | 920 |  | 2023-07-14 |  | 
        
          | 860-479 | 8 |  | 145J TERRA NOVA TELECOM INC. | 920 |  | 2021-11-04 |  | 
        
          | 860-479 | 9 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  |  |  | 
        
          | 860-517 | A | HRFRCTCRDS0 | 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT | 920 |  |  |  | 
        
          | 860-517 | 0 | HRFRCT03HMD | 073H TELNYX LLC | 920 |  | 2018-05-02 |  | 
        
          | 860-517 | 1 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2023-10-14 |  | 
        
          | 860-517 | 2 | HRFRCTCRDS0 | 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT | 920 |  |  |  | 
        
          | 860-517 | 3 |  | 829J PAETEC ITEL, LLC | 920 |  | 2011-10-13 |  | 
        
          | 860-517 | 4 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2021-11-25 |  | 
        
          | 860-517 | 5 | HRFRCT03XMX | 145J TERRA NOVA TELECOM INC. | 920 |  | 2024-10-24 |  | 
        
          | 860-517 | 6 | BLFDCTAP2MD | 5562 METROPCS, INC. | 920 |  | 2006-01-16 |  | 
        
          | 860-517 | 7 | NWLNCTCS6MD | 508J CENTURYLINK COMMUNICATIONS, LLC | 920 |  | 2014-09-29 |  | 
        
          | 860-517 | 8 | SMFRCTPU4MD | 4800 LEVEL 3 COMMUNICATIONS, LLC - CT | 920 |  | 2004-12-12 |  | 
        
          | 860-517 | 9 |  | 6624 OMNIPOINT COMMUNICATIONS, INC. - CT | 920 |  | 2002-12-04 |  | 
        
          | 860-747 | A | PLVLCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  |  |  | 
        
          | 860-793 | A | PLVLCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |  |  |  | 
        
          | 860-846 | A | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  |  |  | 
        
          | 860-846 | 0 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  | 2010-10-18 |  | 
        
          | 860-846 | 1 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2019-03-30 |  | 
        
          | 860-846 | 2 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2015-05-15 |  | 
        
          | 860-846 | 3 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2020-08-20 |  | 
        
          | 860-846 | 4 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2020-08-20 |  | 
        
          | 860-846 | 6 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  | 2016-02-04 |  | 
        
          | 860-846 | 7 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2021-11-25 |  | 
        
          | 860-846 | 8 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  | 2018-12-21 |  | 
        
          | 860-846 | 9 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2022-12-30 |  | 
        
          | 860-855 | A |  | 639C ONVOY, LLC - CT | 920 |  |  |  | 
        
          | 860-855 | 0 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2019-03-30 |  | 
        
          | 860-855 | 1 | NWHNCT02XJX | 624H ONVOY SPECTRUM, LLC | 920 |  | 2021-03-13 |  | 
        
          | 860-855 | 2 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2023-04-21 |  | 
        
          | 860-855 | 3 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2021-03-04 |  | 
        
          | 860-855 | 4 |  | 6624 OMNIPOINT COMMUNICATIONS, INC. - CT | 920 |  | 2025-05-30 |  | 
        
          | 860-855 | 5 | HRFRCTCR3MD | 318J COMCAST IP PHONE, LLC | 920 |  | 2017-10-27 |  | 
        
          | 860-855 | 6 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2021-03-04 |  | 
        
          | 860-855 | 7 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2016-03-28 |  | 
        
          | 860-855 | 8 | HRFRCTBCDS1 | 639C ONVOY, LLC - CT | 920 |  | 2016-03-28 |  | 
        
          | 860-855 | 9 |  | 5562 METROPCS, INC. | 920 |  | 2025-05-31 |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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