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: HRFRCTBCDS1

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
860-943 7 Old Saybrook CT 639C ONVOY, LLC - CT 920   2021-03-04   
860-955 1 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-955 2 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-955 3 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-955 4 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-955 5 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-955 6 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-955 7 Hartford CT 639C ONVOY, LLC - CT 920   2010-05-03   
860-957 0 New Milford CT 639C ONVOY, LLC - CT 920   2023-08-18   
860-957 1 New Milford CT 639C ONVOY, LLC - CT 920   2023-08-18   
860-957 2 New Milford CT 639C ONVOY, LLC - CT 920   2023-08-18   
860-957 3 New Milford CT 639C ONVOY, LLC - CT 920   2023-08-18   
860-957 4 New Milford CT 639C ONVOY, LLC - CT 920   2023-08-18   
860-957 5 New Milford CT 639C ONVOY, LLC - CT 920   2020-08-20   
860-957 8 New Milford CT 639C ONVOY, LLC - CT 920   2021-03-04   
860-957 9 New Milford CT 639C ONVOY, LLC - CT 920   2020-08-20   
860-960 0 Torrington CT 639C ONVOY, LLC - CT 920   2015-05-22   
860-962 A Enfield CT 639C ONVOY, LLC - CT 920      
860-962 2 Enfield CT 639C ONVOY, LLC - CT 920   2021-03-01   
860-962 3 Enfield CT 639C ONVOY, LLC - CT 920   2021-03-01   
860-962 4 Enfield CT 639C ONVOY, LLC - CT 920   2021-03-01   
860-962 6 Enfield CT 639C ONVOY, LLC - CT 920   2019-06-14   
860-962 7 Enfield CT 639C ONVOY, LLC - CT 920   2019-06-14   
860-962 8 Enfield CT 639C ONVOY, LLC - CT 920   2019-06-14   
860-968 0 Glastonbury CT 639C ONVOY, LLC - CT 920   2015-05-09   
860-968 2 Glastonbury CT 639C ONVOY, LLC - CT 920   2020-02-28   
860-968 3 Glastonbury CT 639C ONVOY, LLC - CT 920   2020-02-28   
860-968 4 Glastonbury CT 639C ONVOY, LLC - CT 920   2021-03-04   
860-969 A Hartford CT 639C ONVOY, LLC - CT 920      
860-969 2 Hartford CT 639C ONVOY, LLC - CT 920   2015-03-20   
860-970 A Hartford CT 639C ONVOY, LLC - CT 920      
860-970 0 Hartford CT 639C ONVOY, LLC - CT 920   2006-05-29   
860-971 2 Stafford Springs CT 639C ONVOY, LLC - CT 920   2016-04-24   
860-971 3 Stafford Springs CT 639C ONVOY, LLC - CT 920   2015-05-15   
860-973 0 Bristol CT 639C ONVOY, LLC - CT 920   2019-03-29   
860-973 7 Bristol CT 639C ONVOY, LLC - CT 920   2019-03-29   
860-974 5 Putnam CT 639C ONVOY, LLC - CT 920   2020-11-22   
860-975 6 Middletown CT 639C ONVOY, LLC - CT 920   2021-11-25   
860-979 4 Rockville CT 639C ONVOY, LLC - CT 920   2021-08-08   
860-979 5 Rockville CT 639C ONVOY, LLC - CT 920   2021-08-08   
860-979 6 Rockville CT 639C ONVOY, LLC - CT 920   2020-08-20   
860-979 7 Rockville CT 639C ONVOY, LLC - CT 920   2020-08-20   
860-980 1 Mystic CT 639C ONVOY, LLC - CT 920   2015-07-03   
860-980 4 Mystic CT 639C ONVOY, LLC - CT 920   2019-08-09   
860-980 5 Mystic CT 639C ONVOY, LLC - CT 920   2019-08-09   
860-980 7 Mystic CT 639C ONVOY, LLC - CT 920   2021-03-04   
860-981 0 Watertown CT 639C ONVOY, LLC - CT 920   2024-05-24   
860-981 5 Watertown CT 639C ONVOY, LLC - CT 920   2023-10-14   
860-981 6 Watertown CT 639C ONVOY, LLC - CT 920   2023-10-14   
860-981 7 Watertown CT 639C ONVOY, LLC - CT 920   2023-10-14   
860-981 8 Watertown CT 639C ONVOY, LLC - CT 920   2023-10-14   
860-981 9 Watertown CT 639C ONVOY, LLC - CT 920   2023-10-14   
860-988 3 Simsbury CT 639C ONVOY, LLC - CT 920   2020-07-06   
860-988 4 Simsbury CT 639C ONVOY, LLC - CT 920   2020-07-06   
860-996 8 Hartford CT 639C ONVOY, LLC - CT 920   2020-09-09   
959-201 9 New London CT 639C ONVOY, LLC - CT 920   2019-04-29   
959-203 A Farmington CT 639C ONVOY, LLC - CT 920      
959-203 0 Farmington CT 639C ONVOY, LLC - CT 920   2024-04-12   
959-203 1 Farmington CT 639C ONVOY, LLC - CT 920   2024-06-07   
959-203 2 Farmington CT 639C ONVOY, LLC - CT 920   2023-08-13   
959-203 3 Farmington CT 639C ONVOY, LLC - CT 920   2023-08-13   
959-203 4 Farmington CT 639C ONVOY, LLC - CT 920   2024-11-07   
959-203 5 Farmington CT 639C ONVOY, LLC - CT 920   2024-12-02   
959-203 6 Farmington CT 639C ONVOY, LLC - CT 920   2024-12-15   
959-203 7 Farmington CT 639C ONVOY, LLC - CT 920   2023-08-14   
959-203 8 Farmington CT 639C ONVOY, LLC - CT 920   2023-08-14   
959-203 9 Farmington CT 639C ONVOY, LLC - CT 920   2023-08-14   
959-204 3 Hartford CT 639C ONVOY, LLC - CT 920   2018-09-03   
959-207 1 Colchester CT 639C ONVOY, LLC - CT 920   2019-08-09   
959-207 2 Colchester CT 639C ONVOY, LLC - CT 920   2020-02-29   
959-207 3 Colchester CT 639C ONVOY, LLC - CT 920   2020-02-29   
959-207 4 Colchester CT 639C ONVOY, LLC - CT 920   2021-03-04   
959-207 5 Colchester CT 639C ONVOY, LLC - CT 920   2020-11-22   
959-207 6 Colchester CT 639C ONVOY, LLC - CT 920   2020-11-22   
959-207 7 Colchester CT 639C ONVOY, LLC - CT 920   2020-06-21   
959-207 8 Colchester CT 639C ONVOY, LLC - CT 920   2019-08-09   
959-207 9 Colchester CT 639C ONVOY, LLC - CT 920   2020-06-21   
959-208 4 New Britain CT 639C ONVOY, LLC - CT 920   2018-03-31   
959-208 9 New Britain CT 639C ONVOY, LLC - CT 920   2023-10-01   
959-209 8 Watertown CT 639C ONVOY, LLC - CT 920   2019-04-08   
959-209 9 Watertown CT 639C ONVOY, LLC - CT 920   2019-04-08   
959-210 0 Willimantic CT 639C ONVOY, LLC - CT 920   2019-08-09   
959-210 1 Willimantic CT 639C ONVOY, LLC - CT 920   2019-08-09   
959-210 2 Willimantic CT 639C ONVOY, LLC - CT 920   2021-03-04   
959-210 3 Willimantic CT 639C ONVOY, LLC - CT 920   2021-03-04   
959-210 5 Willimantic CT 639C ONVOY, LLC - CT 920   2020-06-21   
959-210 6 Willimantic CT 639C ONVOY, LLC - CT 920   2020-06-21   
959-212 1 New Britain CT 639C ONVOY, LLC - CT 920   2021-07-19   
959-212 3 New Britain CT 639C ONVOY, LLC - CT 920   2021-01-01   
959-212 4 New Britain CT 639C ONVOY, LLC - CT 920   2021-01-01   
959-212 5 New Britain CT 639C ONVOY, LLC - CT 920   2021-04-15   
959-212 6 New Britain CT 639C ONVOY, LLC - CT 920   2021-04-15   
959-212 7 New Britain CT 639C ONVOY, LLC - CT 920   2021-07-19   
959-213 1 New London CT 639C ONVOY, LLC - CT 920   2019-08-09   
959-213 8 New London CT 639C ONVOY, LLC - CT 920   2019-08-09   
959-214 2 Washington CT 639C ONVOY, LLC - CT 920   2020-08-20   
959-214 3 Washington CT 639C ONVOY, LLC - CT 920   2021-03-05   
959-214 4 Washington CT 639C ONVOY, LLC - CT 920   2020-08-20   
959-214 5 Washington CT 639C ONVOY, LLC - CT 920   2021-03-05   
959-214 7 Washington CT 639C ONVOY, LLC - CT 920   2021-08-01   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.