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.

Switch: MYBKNYXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
845-427 A Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 0 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 2 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 3 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 4 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 5 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 6 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 7 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      
845-427 9 Maybrook NY 0100 FRONTIER COMMUNICATIONS OF NEW YORK, INC. 133      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.