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
925-917	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	09/20/2002	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917 is split into 1,000-number blocks - detail below
925-917-0XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	N/A	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-1XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	N/A	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-2XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	07/27/2021	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-3XXX	CA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	MARTINEZ	OKLECAZVGT0	03/31/2020	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: OKLECAZVGT0))
925-917-4XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	07/27/2021	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-5XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	11/05/2020	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-6XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	11/05/2020	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-7XXX	CA	INTEGRATED PATH COMMUNICATIONS, LLC - CA	0017727637	RMD0004867	707H	MARTINEZ	NOCLLIKNOWN	07/03/2018	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
925-917-8XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	02/08/2022	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
925-917-9XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	MARTINEZ	CNCRCALZ0MD	N/A	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))