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.

NPA: 475 [Rate centres in NPA 475] [Dial plan for NPA 475]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-459 5 Norwalk CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2018-07-30   
475-459 6 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2019-04-19   
475-459 7 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2019-04-19   
475-459 8 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2019-04-19   
475-459 9 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2019-04-19   
475-465 A Old Greenwich CT   7230 BROOKS FIBER COMMUNICATIONS OF CONNECTICUT INC-CT 920      
475-465 0 Old Greenwich CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2016-07-18   
475-465 1 Old Greenwich CT   639C ONVOY, LLC - CT 920   2017-03-27   
475-465 2 Old Greenwich CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2018-12-21   
475-465 3 Old Greenwich CT   7230 BROOKS FIBER COMMUNICATIONS OF CONNECTICUT INC-CT 920   2016-04-23   
475-465 4 Old Greenwich CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2019-03-23   
475-465 7 Old Greenwich CT   639C ONVOY, LLC - CT 920   2019-03-29   
475-465 8 Old Greenwich CT   073H TELNYX LLC 920   2017-04-06   
475-465 9 Old Greenwich CT   639C ONVOY, LLC - CT 920   2019-03-29   
475-470 A Norwalk CT   639C ONVOY, LLC - CT 920      
475-470 0 Norwalk CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2016-07-10   
475-470 1 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2017-06-09   
475-470 2 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2017-06-09   
475-470 3 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-02-07   
475-470 4 Norwalk CT   5562 METRO PCS, INC. 920   2016-04-15   
475-470 5 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-02-07   
475-470 6 Norwalk CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-09-17   
475-470 7 Norwalk CT   639C ONVOY, LLC - CT 920   2016-04-14   
475-470 8 Norwalk CT   639C ONVOY, LLC - CT 920   2016-04-14   
475-470 9 Norwalk CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-06-05   
475-476 A Bridgeport CT   639C ONVOY, LLC - CT 920      
475-476 6 Bridgeport CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2019-06-08   
475-476 7 Bridgeport CT   639C ONVOY, LLC - CT 920   2019-04-25   
475-476 8 Bridgeport CT   639C ONVOY, LLC - CT 920   2019-04-25   
475-489 A Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-489 0 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-01-16   
475-489 1 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-01-16   
475-489 2 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-01-16   
475-489 3 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-01-16   
475-489 4 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-01-16   
475-489 5 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2017-01-13   
475-489 6 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-03-29   
475-489 7 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-03-29   
475-489 8 Norwalk CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-03-29   
475-489 9 Norwalk CT   639C ONVOY, LLC - CT 920   2019-03-29   
475-522 A Madison CT   199F BANDWIDTH.COM CLEC, LLC - CT 920      
475-522 0 Madison CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-06-21   
475-522 1 Madison CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-06-21   
475-522 8 Madison CT   073H TELNYX LLC 920   2018-05-02   
475-522 9 Madison CT   639C ONVOY, LLC - CT 920   2015-06-29   
475-529 A Danbury CT WLFRCTAICM5  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-11-13   
475-529 0 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-09-06   
475-529 1 Danbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-11-15   
475-529 2 Danbury CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2012-08-15   
475-529 3 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-12-23   

<< 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 >>

Last updated: Fri, 17 May 2019 00:49:52 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.