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.

OCN: 0121 FRONTIER TELEPHONE OF ROCHESTER INC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
585-231 4 Rochester NY BITNNYXARS0  974      
585-231 5 Rochester NY WBSTNYXBDS0  974      
585-231 6 Rochester NY ROCHNYXBDS0  974      
585-231 7 Rochester NY ROCHNYXBDS0  974      
585-231 8 Rochester NY ROCHNYXBDS0  974      
585-231 9 Rochester NY ROCHNYXBDS0  974      
585-232 A Rochester NY ROCHNYXBDS0  974      
585-234 A Rochester NY ROCHNYXAPS1  974      
585-235 A Rochester NY ROCHNYXDRS0  974      
585-237 A Perry NY PRRYNYXARS0  974      
585-237 0 Perry NY PRRYNYXARS0  974      
585-237 2 Perry NY PRRYNYXARS0  974      
585-237 3 Perry NY PRRYNYXARS0  974      
585-237 4 Perry NY PRRYNYXARS0  974      
585-237 5 Perry NY PRRYNYXARS0  974      
585-237 6 Perry NY PRRYNYXARS0  974      
585-237 7 Perry NY PRRYNYXARS0  974      
585-237 9 Perry NY PRRYNYXARS0  974      
585-238 A Rochester NY ROCHNYXBDS0  974      
585-239 A Rochester NY BITNNYXARS0  974      
585-240 A Rochester NY BITNNYXARS0  974      
585-241 A Rochester NY ROCHNYXCDS0  974      
585-242 A Rochester NY ROCHNYXCDS0  974      
585-243 A Geneseo NY GENSNYXADS0  974      
585-243 0 Geneseo NY GENSNYXADS0  974      
585-243 1 Geneseo NY GENSNYXADS0  974      
585-243 2 Geneseo NY GENSNYXADS0  974      
585-243 3 Geneseo NY GENSNYXADS0  974      
585-243 4 Geneseo NY GENSNYXADS0  974      
585-243 5 Geneseo NY GENSNYXADS0  974      
585-243 6 Geneseo NY GENSNYXADS0  974      
585-243 7 Geneseo NY GENSNYXADS0  974      
585-243 9 Geneseo NY GENSNYXADS0  974      
585-244 A Rochester NY ROCHNYXCDS0  974      
585-245 A Geneseo NY GENSNYXADS0  974      
585-245 5 Geneseo NY GENSNYXADS0  974      
585-245 6 Geneseo NY GENSNYXADS0  974      
585-245 7 Geneseo NY GENSNYXADS0  974      
585-245 8 Geneseo NY GENSNYXADS0  974      
585-245 9 Geneseo NY GENSNYXADS0  974      
585-246 A Rochester NY ROCHNYXBDS0  974      
585-247 A Rochester NY ROCHNYXKDS0  974      
585-248 A East Rochester NY ERCHNYXADS0  974      
585-249 A East Rochester NY ERCHNYXADS0  974      
585-251 A Rochester NY ROCHNYXADS0  974      
585-253 A Rochester NY ROCHNYXERS0  974      
585-254 A Rochester NY ROCHNYXERS0  974      
585-255 A Rochester NY ROCHNYXADS0  974      
585-255 1 Rochester NY ROCHNYXADS0  974      
585-255 2 Rochester NY ROCHNYXADS0  974      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.