TelcoData.US: Search by Area Code / Exchange

🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
408-627	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SNJS NORTH	CNCRCALZ0MD	10/29/2004	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
408-627 is split into 1,000-number blocks - detail below
408-627-0XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SNJS NORTH	CNCRCALZ0MD	10/29/2004	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
408-627-1XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SNJS NORTH	CNCRCALZ0MD	05/11/2005	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
408-627-2XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SNJS NORTH	CNCRCALZ0MD	05/11/2005	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
408-627-3XXX	CA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	SNJS NORTH	OKLECAZVGT0	05/17/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: OKLECAZVGT0))
408-627-4XXX	CA	LEVEL 3 COMMUNICATIONS, LLC - CA (Lumen Technologies, Inc)	0015338122	RMD0006112	8826	SNJS NORTH	NOCLLIKNOWN	12/10/2004	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
408-627-5XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SNJS NORTH	CNCRCALZ0MD	01/07/2005	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
408-627-6XXX	CA	MCIMETRO ACCESS TRANSMISSION SERVICES LLC	0004999405	RMD0002957	7229	SNJS NORTH	HYWRCA115MD	03/26/2011	Prefix Type: CLEC Switch Name: HAYWARD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: HYWRCA115MD))
408-627-7XXX	CA	LEVEL 3 COMMUNICATIONS, LLC - CA (Lumen Technologies, Inc)	0015338122	RMD0006112	8826	SNJS NORTH	NOCLLIKNOWN	09/12/2005	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
408-627-8XXX	CA	LEVEL 3 COMMUNICATIONS, LLC - CA (Lumen Technologies, Inc)	0015338122	RMD0006112	8826	SNJS NORTH	NOCLLIKNOWN	09/12/2005	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
408-627-9XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SNJS NORTH	CNCRCALZ0MD	10/29/2004	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))