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: HRFRCTASDS0

1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
203-244 6 Ridgefield CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-06-09   
203-278 5 Ansonia-Derby CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2003-06-18   
203-283 8 Milford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2003-06-18   
203-303 5 Wallingford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2003-06-18   
203-306 5 Milford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2004-08-27   
203-318 7 Madison CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2011-12-01   
203-405 4 Woodbury CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2009-01-02   
203-427 A Meriden CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-427 2 Meriden CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-427 4 Meriden CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-427 9 Meriden CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-433 3 Branford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
203-437 A Waterbury CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-437 3 Waterbury CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-437 9 Waterbury CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-443 A Meriden CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-447 4 Huntington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2014-10-14   
203-447 6 Huntington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2015-01-12   
203-447 8 Huntington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2003-06-18   
203-463 6 Seymour CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
203-490 3 Naugatuck CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2007-04-15   
203-491 3 Newtown CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2012-08-31   
203-497 3 New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
203-533 3 Guilford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2012-02-01   
203-643 5 Branford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2003-06-18   
203-651 6 Cheshire CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-06-09   
203-701 4 Milford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2009-08-03   
203-704 3 Wolcott CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2013-09-05   
203-712 6 Huntington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-02-01   
203-712 8 Huntington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-03-27   
203-721 8 Waterbury CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
203-836 2 New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2012-10-03   
203-859 A New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-859 3 New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-859 7 New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-03-22   
203-859 9 New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-893 4 Ansonia-Derby CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
203-937 2 New Haven CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2010-05-14   
475-253 4 Wallingford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2019-06-13   
860-210 6 New Milford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-06-09   
860-226 A Hartford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-245 6 Mystic CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-06-09   
860-254 A Windsor Locks CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-255 A Farmington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-255 0 Farmington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-255 3 Farmington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-255 5 Farmington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-255 6 Farmington CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-256 A Hartford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-256 0 Hartford CT 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      

1 2 3 4 5 6 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.