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: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 891

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-891 A Patchogue NY NYCPNYYKGMD  1376 EUREKA TELECOM, INC. DBA EUREKA NETWORKS - NY 132      
631-891 0 Patchogue NY NYCPNYYKGMD  1376 EUREKA TELECOM, INC. DBA EUREKA NETWORKS - NY 132      
631-891 1 Patchogue NY GRCYNYGCX0Y  3864 CTC COMMUNICATIONS CORP. - NY 132      
631-891 2 Patchogue NY   145J TERRA NOVA TELECOM INC. 132      
631-891 3 Patchogue NY NYCPNYYKGMD  1376 EUREKA TELECOM, INC. DBA EUREKA NETWORKS - NY 132      
631-891 4 Patchogue NY   7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-891 5 Patchogue NY GCPKNYAIGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132      
631-891 6 Patchogue NY NYCPNYYKGMD  1376 EUREKA TELECOM, INC. DBA EUREKA NETWORKS - NY 132      
631-891 7 Patchogue NY GCPKNYAIGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132      
631-891 8 Patchogue NY GCPKNYAIGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132      
631-891 9 Patchogue NY GCPKNYAIGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.