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: 4800 LEVEL 3 COMMUNICATIONS, LLC - CT

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
203-528 A Waterbury CT SMFRCTPU4MD  920      
203-528 0 Waterbury CT SMFRCTPU4MD  920      
203-529 4 Wilton CT SMFRCTPU4MD  920      
203-529 6 Wilton CT SMFRCTPU4MD  920      
203-533 A Guilford CT SMFRCTPU4MD  920      
203-533 4 Guilford CT SMFRCTPU4MD  920      
203-538 6 Huntington CT SMFRCTPU4MD  920      
203-539 6 Stamford CT SMFRCTPU4MD  920      
203-542 0 Greenwich CT NYCMNY83DSZ  132      
203-542 7 Greenwich CT NYCMNY83DSZ  132      
203-542 8 Greenwich CT NYCMNY83DSZ  132      
203-548 A Stamford CT SMFRCTPU4MD  920      
203-548 9 Stamford CT SMFRCTPU4MD  920      
203-551 9 Bridgeport CT SMFRCTPU4MD  920      
203-567 4 Huntington CT SMFRCTPU4MD  920      
203-577 5 Waterbury CT SMFRCTPU4MD  920      
203-583 A Bridgeport CT SMFRCTPU4MD  920      
203-583 3 Bridgeport CT SMFRCTPU4MD  920      
203-583 4 Bridgeport CT SMFRCTPU4MD  920      
203-583 8 Bridgeport CT SMFRCTPU4MD  920      
203-584 9 New Haven CT SMFRCTPU4MD  920      
203-586 4 Woodbury CT SMFRCTPU4MD  920      
203-590 A Trumbull CT SMFRCTPU4MD  920      
203-590 4 Trumbull CT SMFRCTPU4MD  920      
203-590 6 Trumbull CT SMFRCTPU4MD  920      
203-599 A Meriden CT SMFRCTPU4MD  920      
203-599 0 Meriden CT SMFRCTPU4MD  920      
203-599 1 Meriden CT SMFRCTPU4MD  920      
203-599 3 Meriden CT SMFRCTPU4MD  920      
203-599 4 Meriden CT SMFRCTPU4MD  920      
203-604 A Norwalk CT SMFRCTPU4MD  920      
203-604 0 Norwalk CT SMFRCTPU4MD  920      
203-604 2 Norwalk CT SMFRCTPU4MD  920      
203-604 6 Norwalk CT SMFRCTPU4MD  920      
203-604 8 Norwalk CT SMFRCTPU4MD  920      
203-604 9 Norwalk CT SMFRCTPU4MD  920      
203-612 3 Bridgeport CT SMFRCTPU4MD  920      
203-612 5 Bridgeport CT SMFRCTPU4MD  920      
203-616 2 Danbury CT SMFRCTPU4MD  920      
203-616 3 Danbury CT SMFRCTPU4MD  920      
203-616 4 Danbury CT SMFRCTPU4MD  920      
203-617 0 Danbury CT SMFRCTPU4MD  920      
203-633 A Wolcott CT SMFRCTPU4MD  920      
203-633 0 Wolcott CT SMFRCTPU4MD  920      
203-633 1 Wolcott CT SMFRCTPU4MD  920      
203-633 4 Wolcott CT SMFRCTPU4MD  920      
203-635 A Westport CT SMFRCTPU4MD  920      
203-635 0 Westport CT SMFRCTPU4MD  920      
203-635 4 Westport CT SMFRCTPU4MD  920      
203-635 5 Westport CT SMFRCTPU4MD  920      
203-635 6 Westport CT SMFRCTPU4MD  920      
203-636 0 Darien CT SMFRCTPU4MD  920      
203-643 8 Branford CT SMFRCTPU4MD  920      
203-648 A Danbury CT SMFRCTPU4MD  920      
203-648 4 Danbury CT SMFRCTPU4MD  920      
203-648 9 Danbury CT SMFRCTPU4MD  920      
203-651 5 Cheshire CT SMFRCTPU4MD  920      
203-651 7 Cheshire CT SMFRCTPU4MD  920      
203-652 8 New Canaan CT SMFRCTPU4MD  920      
203-654 3 New Haven CT SMFRCTPU4MD  920      
203-654 7 New Haven CT SMFRCTPU4MD  920      
203-664 7 Redding CT   920      
203-666 A Bridgeport CT SMFRCTPU4MD  920      
203-666 4 Bridgeport CT SMFRCTPU4MD  920      
203-669 2 Darien CT SMFRCTPU4MD  920      
203-680 3 New Haven CT SMFRCTPU4MD  920      
203-684 5 New Haven CT SMFRCTPU4MD  920      
203-687 A New Haven CT SMFRCTPU4MD  920      
203-687 4 New Haven CT SMFRCTPU4MD  920      
203-692 3 Fairfield CT SMFRCTPU4MD  920      
203-692 4 Fairfield CT SMFRCTPU4MD  920      
203-694 3 Meriden CT SMFRCTPU4MD  920      
203-698 5 Old Greenwich CT SMFRCTPU4MD  920      
203-704 A Wolcott CT SMFRCTPU4MD  920      
203-704 9 Wolcott CT SMFRCTPU4MD  920      
203-712 0 Huntington CT SMFRCTPU4MD  920      
203-712 3 Huntington CT SMFRCTPU4MD  920      
203-712 4 Huntington CT SMFRCTPU4MD  920      
203-712 5 Huntington CT SMFRCTPU4MD  920      
203-712 9 Huntington CT SMFRCTPU4MD  920      
203-716 8 New Canaan CT SMFRCTPU4MD  920      
203-718 2 Cheshire CT SMFRCTPU4MD  920      
203-718 4 Cheshire CT SMFRCTPU4MD  920      
203-720 8 Naugatuck CT SMFRCTPU4MD  920      
203-721 6 Waterbury CT SMFRCTPU4MD  920      
203-742 1 Greenwich CT NYCMNY83DSZ  132      
203-745 0 New Haven CT SMFRCTPU4MD  920      
203-745 2 New Haven CT SMFRCTPU4MD  920      
203-763 A Fairfield CT SMFRCTPU4MD  920      
203-763 4 Fairfield CT SMFRCTPU4MD  920      
203-764 2 New Haven CT SMFRCTPU4MD  920      
203-774 3 Wallingford CT SMFRCTPU4MD  920      
203-774 4 Wallingford CT SMFRCTPU4MD  920      
203-774 5 Wallingford CT SMFRCTPU4MD  920      
203-779 6 Madison CT SMFRCTPU4MD  920      
203-779 7 Madison CT SMFRCTPU4MD  920      
203-793 3 Wallingford CT SMFRCTPU4MD  920      
203-794 7 Danbury CT SMFRCTPU4MD  920      
203-802 3 Waterbury CT SMFRCTPU4MD  920      
203-802 6 Waterbury CT SMFRCTPU4MD  920      

<< 1 2 3 4 5 6 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.