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: PITBPADTX9X

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
412-202 A Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234      
412-202 0 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 1 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 2 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 3 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 4 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 5 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 6 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 7 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 8 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-202 9 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-04-04   
412-230 1 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2013-01-31   
412-230 2 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2013-01-31   
412-230 4 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2012-09-01   
412-230 9 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2013-06-26   
412-285 A Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234      
412-285 4 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-285 5 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-285 6 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-285 7 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-285 8 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-285 9 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-291 1 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234      
412-346 5 Pittsburgh Suburban Zone 10 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2007-07-01   
412-360 7 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2010-04-04   
412-368 9 Pittsburgh Zone 5 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2007-07-29   
412-385 1 Pittsburgh Suburban Zone 10 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2010-04-04   
412-402 9 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2007-04-20   
412-416 A Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234      
412-416 0 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 1 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 2 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 3 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 4 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 5 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 6 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 7 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 8 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-416 9 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2009-10-10   
412-452 9 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2008-10-06   
412-510 A Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234      
412-510 0 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2017-04-23   
412-532 3 Pittsburgh Suburban Zone 11 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2007-04-05   
412-533 7 Clairton PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2008-07-11   
412-685 0 Pittsburgh Zone 5 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2010-04-04   
412-694 0 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2013-01-31   
412-774 A Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234      
412-774 0 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-03-20   
412-774 1 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-03-20   
412-774 2 Pittsburgh Zone 1 PA 7341 XO COMMUNICATIONS SERVICES INC - PA 234   2004-03-20   

1 2 >>

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.