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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
920-573	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	02/19/2003	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573 is split into 1,000-number blocks - detail below
920-573-0XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573-1XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	11/10/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573-2XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	11/10/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573-3XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	08/28/2009	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573-4XXX	WI	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	OSHKOSH	APPLWI01XEX	01/18/2011	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-573-5XXX	WI	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	OSHKOSH	GNBYWIATUMD	07/09/2010	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWIATUMD))
920-573-6XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	08/09/2010	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573-7XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	OSHKOSH	APPLWI01XEX	08/01/2007	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-573-8XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	OSHKOSH	GNBYWI01XMX	09/22/2016	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: GNBYWI01XMX))
920-573-9XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	OSHKOSH	APPLWI01XEX	08/01/2007	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))