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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
423-293	TN	POWERTEL NASHVILLE LICENSES, INC. (T-Mobile)		N/A	7476	ROGERSVL	KNVLTNMA48Z	08/31/2001	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNMA48Z))
423-293 is split into 1,000-number blocks - detail below
423-293-0XXX	TN	CHARTER IP ENABLED SERVICES, LLC		N/A	792K	ROGERSVL	NOCLLIKNOWN	04/28/2005	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
423-293-1XXX	TN	POWERTEL NASHVILLE LICENSES, INC. (T-Mobile)		N/A	7476	ROGERSVL	KNVLTNMA48Z	01/04/2005	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNMA48Z))
423-293-2XXX	TN	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN (Verizon Wireless)	0003290673	RMD0003382	6673	ROGERSVL	KNVLTNIIAMD	07/10/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNIIAMD))
423-293-3XXX	TN	CHARTER IP ENABLED SERVICES, LLC		N/A	792K	ROGERSVL	NOCLLIKNOWN	02/08/2008	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
423-293-4XXX	TN	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN (Verizon Wireless)	0003290673	RMD0003382	6673	ROGERSVL	KNVLTNIIAMD	01/04/2007	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNIIAMD))
423-293-5XXX	TN	POWERTEL NASHVILLE LICENSES, INC. (T-Mobile)		N/A	7476	ROGERSVL	KNVLTNMA48Z	02/12/2007	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNMA48Z))
423-293-6XXX	TN	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	ROGERSVL	NOCLLIKNOWN	07/13/2010	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
423-293-7XXX	TN	TELEPORT COMMUNICATIONS AMERICA, LLC - TN (AT&T)	0004274114	RMD0003897	114F	ROGERSVL	NOCLLIKNOWN	02/11/2009	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
423-293-8XXX	TN	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN (Verizon Wireless)	0003290673	RMD0003382	6673	ROGERSVL	KNVLTNIIAMD	08/30/2012	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNIIAMD))
423-293-9XXX	TN	POWERTEL NASHVILLE LICENSES, INC. (T-Mobile)		N/A	7476	ROGERSVL	KNVLTNMA48Z	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Knoxville TN (474) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLTNMA48Z))