TelcoData.US: Search by Area Code / Exchange

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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
860-380	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	00/00/0000	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380 is split into 1,000-number blocks - detail below
860-380-0XXX	CT	NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)	0003291192	RMD0036909	4036	HARTFORD	MDTWCTNIBMD	01/25/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: MDTWCTNIBMD))
860-380-1XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380-2XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380-3XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380-4XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380-5XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380-6XXX	CT	OMNIPOINT COMMUNICATIONS, INC. - CT (T-Mobile US, Inc)		N/A	6624	HARTFORD	BLFDCTAP2MD	08/09/2023	Prefix Type: PCS Switch Name: BLOOMFIELD Switch Type: N/A LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: BLFDCTAP2MD))
860-380-7XXX	CT	NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)	0003291192	RMD0036909	4036	HARTFORD	MDTWCTNIBMD	01/25/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: MDTWCTNIBMD))
860-380-8XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))
860-380-9XXX	CT	TELEPORT COMMUNICATIONS AMERICA, LLC - CT (AT&T)	0004274114	RMD0003897	7143	HARTFORD	HRFRCTCRDS0	N/A	Prefix Type: CLEC Switch Name: CONNECTICUT Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCTCRDS0))