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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
620-717	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	06/08/2001	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717 is split into 1,000-number blocks - detail below
620-717-0XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717-1XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	12/16/2004	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717-2XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	02/22/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717-3XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	01/15/2007	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717-4XXX	KS	LEVEL 3 COMMUNICATIONS, LLC - KS (Lumen Technologies, Inc)		N/A	2240	PARSONS	NOCLLIKNOWN	09/05/2006	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
620-717-5XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	09/17/2007	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717-6XXX	KS	PAETEC ITEL, LLC		N/A	829J	PARSONS	NOCLLIKNOWN	09/04/2013	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
620-717-7XXX	KS	LEVEL 3 COMMUNICATIONS, LLC - KS (Lumen Technologies, Inc)		N/A	2240	PARSONS	NOCLLIKNOWN	07/28/2008	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
620-717-8XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	08/08/2008	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))
620-717-9XXX	KS	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	PARSONS	PRSSKSWAUMD	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Witchita KS (532) Tandem: N/A 🔧 Explore Switch(CLLI: PRSSKSWAUMD))