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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
707-342	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	CNCRCALZ0MD	01/28/2002	Prefix Type: PCS Switch Name: CONCORD Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCALZ0MD))
707-342 is split into 1,000-number blocks - detail below
707-342-0XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-1XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-2XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-3XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-4XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-5XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-6XXX	CA	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	VALLEJO	CNCRCADOCM5	10/21/2014	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: San Francisco CA (722) Tandem: N/A 🔧 Explore Switch(CLLI: CNCRCADOCM5))
707-342-7XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-8XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))
707-342-9XXX	CA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	VALLEJO	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))