Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 845 [Rate centres in NPA 845] [Dial plan for NPA 845]

NXX: 871

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
845-871 A Rhinebeck NY RHNBNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 133      
845-871 0 Rhinebeck NY   384C ONVOY, LLC- NY 133   2021-07-23   
845-871 1 Rhinebeck NY   0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 133      
845-871 2 Rhinebeck NY   7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 133   2015-01-09   
845-871 3 Rhinebeck NY   0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 133      
845-871 4 Rhinebeck NY   0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 133      
845-871 5 Rhinebeck NY   384C ONVOY, LLC- NY 133   2021-03-12   
845-871 6 Rhinebeck NY   073H TELNYX LLC 133   2021-02-04   
845-871 7 Rhinebeck NY   508J CENTURYLINK COMMUNICATIONS, LLC 133   2014-11-14   
845-871 8 Rhinebeck NY   829J PAETEC ITEL, LLC 133   2015-10-21   
845-871 9 Rhinebeck NY   384C ONVOY, LLC- NY 133   2021-07-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.