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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
618-709	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	05/30/2001	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709 is split into 1,000-number blocks - detail below
618-709-0XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	10/23/2006	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709-1XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	10/31/2007	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709-2XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	N/A	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709-3XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	N/A	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709-4XXX	IL	LEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)	0015338122	RMD0006112	6115	GRANITE CY	NOCLLIKNOWN	08/15/2005	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
618-709-5XXX	IL	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL (Verizon Communications)	0004999405	RMD0002957	7196	GRANITE CY	COVLILCQX1X	12/07/2007	Prefix Type: CLEC Switch Name: COLLINSVL Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: COVLILCQX1X))
618-709-6XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	N/A	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709-7XXX	IL	CHARTER IP ENABLED SERVICES, LLC		N/A	792K	GRANITE CY	NOCLLIKNOWN	04/04/2006	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
618-709-8XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	04/08/2008	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))
618-709-9XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	GRANITE CY	STLVMOOH1MD	N/A	Prefix Type: PCS Switch Name: ST LOUIS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: STLVMOOH1MD))