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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
336-970	NC	TELEPORT COMMUNICATIONS AMERICA, LLC - NC (AT&T)	0004274114	RMD0003897	8389	WINSTN SAL	GNBONCEU31Z	00/00/0000	Prefix Type: CLEC Switch Name: GREENSBORO Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: GNBONCEU31Z))
336-970 is split into 1,000-number blocks - detail below
336-970-0XXX	NC	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC (Verizon Wireless)	0003290673	RMD0003382	6324	WINSTN SAL	WNSLNCLERMD	09/12/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: WNSLNCLERMD))
336-970-1XXX	NC	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC (Verizon Wireless)	0003290673	RMD0003382	6324	WINSTN SAL	WNSLNCLERMD	12/12/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: WNSLNCLERMD))
336-970-2XXX	NC	TELEPORT COMMUNICATIONS AMERICA, LLC - NC (AT&T)	0004274114	RMD0003897	8389	WINSTN SAL	GNBONCEU31Z	N/A	Prefix Type: CLEC Switch Name: GREENSBORO Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: GNBONCEU31Z))
336-970-3XXX	NC	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC (Verizon Wireless)	0003290673	RMD0003382	6324	WINSTN SAL	WNSLNCLERMD	12/12/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: WNSLNCLERMD))
336-970-4XXX	NC	TELEPORT COMMUNICATIONS AMERICA, LLC - NC (AT&T)	0004274114	RMD0003897	8389	WINSTN SAL	GNBONCEU31Z	N/A	Prefix Type: CLEC Switch Name: GREENSBORO Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: GNBONCEU31Z))
336-970-5XXX	NC	LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC	0004351474	RMD0006091	7973	WINSTN SAL	NOCLLIKNOWN	10/13/2006	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
336-970-6XXX	NC	LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC	0004351474	RMD0006091	7973	WINSTN SAL	NOCLLIKNOWN	10/13/2006	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
336-970-7XXX	NC	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC (Verizon Wireless)	0003290673	RMD0003382	6324	WINSTN SAL	WNSLNCLERMD	10/16/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: WNSLNCLERMD))
336-970-8XXX	NC	SUNCOM DBA T-MOBILE USA		N/A	8645	WINSTN SAL	GNBONCEU38Z	06/23/2015	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: GNBONCEU38Z))
336-970-9XXX	NC	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC (Verizon Wireless)	0003290673	RMD0003382	6324	WINSTN SAL	WNSLNCLERMD	08/06/2009	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A 🔧 Explore Switch(CLLI: WNSLNCLERMD))