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: 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
203-275 1 Bridgeport CT   920   2008-03-12   
203-275 2 Bridgeport CT   920   2008-03-21   
203-275 3 Bridgeport CT   920   2008-03-12   
203-275 4 Bridgeport CT   920   2008-03-12   
203-281 A New Haven CT HMDNCT00DS0  920      
203-284 A Wallingford CT WLFRCT00DS0  920      
203-287 A New Haven CT HMDNCT00DS0  920      
203-288 A New Haven CT HMDNCT00DS0  920      
203-290 5 Bridgeport CT   920   2014-04-16   
203-291 A Westport CT WSPTCT00DS0  920      
203-291 0 Westport CT   920      
203-291 1 Westport CT   920      
203-291 2 Westport CT   920      
203-291 3 Westport CT   920      
203-291 4 Westport CT   920      
203-291 5 Westport CT   920      
203-291 6 Westport CT   920      
203-291 7 Westport CT   920      
203-291 8 Westport CT   920      
203-292 7 Fairfield CT   920   2006-07-07   
203-294 A Wallingford CT WLFRCT00DS0  920      
203-299 A Norwalk CT NRWLCT02DS2  920      
203-299 0 Norwalk CT   920      
203-299 1 Norwalk CT   920      
203-299 3 Norwalk CT   920      
203-299 4 Norwalk CT   920      
203-299 5 Norwalk CT   920      
203-299 8 Norwalk CT   920      
203-299 9 Norwalk CT   920      
203-301 A Milford CT MLFRCT00DS0  920      
203-301 0 Milford CT   920      
203-301 1 Milford CT   920      
203-301 2 Milford CT   920      
203-301 3 Milford CT   920      
203-301 5 Milford CT   920      
203-301 6 Milford CT   920      
203-301 7 Milford CT   920      
203-301 9 Milford CT   920      
203-304 8 Newtown CT   920   2007-09-07   
203-312 A Danbury CT NWFLCT00RS1  920      
203-312 0 Danbury CT   920      
203-312 2 Danbury CT   920      
203-312 5 Danbury CT   920      
203-312 8 Danbury CT   920      
203-312 9 Danbury CT   920      
203-315 A Branford CT BRFRCT00DS0  920      
203-316 A Stamford CT SMFRCT01DS2  920      
203-317 A Meriden CT MRDNCT00DS1  920      
203-317 2 Meriden CT   920      
203-317 4 Meriden CT   920      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.