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.

Hartford, CT

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
860-817 9 MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-818 A HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-818 0 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-818 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-818 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-818 3 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-818 4 MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-818 5 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-818 6 MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-818 7 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-818 8 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-818 9 MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-819 A HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-819 0 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-819 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-819 2 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-819 3 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-819 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-819 5 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-819 6 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-819 7 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-819 8 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-819 9 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-820 A HRFRCT0380Z  6630 USA MOBILITY WIRELESS, INC. 920      
860-825 A HRFRCT0380Z  6630 USA MOBILITY WIRELESS, INC. 920      
860-830 A MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-833 A BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 0 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 1 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 2 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 3 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 4 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 5 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 6 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 7 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 8 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-833 9 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
860-836 A HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-837 A SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-837 0 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
860-837 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-837 2 HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
860-837 3 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-837 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-837 5 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-837 6 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-837 7 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-837 8 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-837 9 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-838 A SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
860-838 0   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-838 1 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
860-838 2 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-838 3 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-838 4 SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
860-838 6 SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
860-838 7 HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
860-838 8 HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
860-840 A BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-840 0 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-840 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-840 2 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
860-840 3 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-840 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-840 5 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-840 6 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-840 7 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
860-840 8 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-840 9 BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-841 A MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-842 A HRFRCT0379Z  9748 AMERICAN MESSAGING SERVICES, LLC 920      
860-856 A SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-856 0 MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-856 1 MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-856 2 HRFRCT0342Z  3863 CTC COMMUNICATIONS CORP. - CT 920      
860-856 3 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-856 4 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
860-856 5 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-856 6 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-856 7 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
860-856 8 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
860-856 9 HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
860-869 A BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
860-874 A HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 0 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 3 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 5 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 6 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 7 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 8 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-874 9 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-878 A NWNTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-878 0 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-878 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-878 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-878 3 NWNTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-878 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.