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
720-317	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	00/00/0000	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317 is split into 1,000-number blocks - detail below
720-317-0XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	07/07/2009	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-1XXX	CO	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	DENVER	DNVRCOII4MD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII4MD))
720-317-2XXX	CO	ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM		N/A	3467	DENVER	NOCLLIKNOWN	01/23/2008	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
720-317-3XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-4XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-5XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-6XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	07/07/2009	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-7XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-8XXX	CO	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	DENVER	DNVRCOII3MD	07/07/2009	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII3MD))
720-317-9XXX	CO	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	DENVER	DNVRCOII4MD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Denver CO (656) Tandem: N/A 🔧 Explore Switch(CLLI: DNVRCOII4MD))