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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
224-453	IL	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DEERFIELD	BFGVILASG00	01/31/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: BFGVILASG00))
224-453 is split into 1,000-number blocks - detail below
224-453-0XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	DEERFIELD	CHCGILMF8MD	02/18/2022	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF8MD))
224-453-2XXX	IL	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Wireless)	0003290673	RMD0003382	6333	DEERFIELD	ELGNIL32CM0	03/28/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: ELGNIL32CM0))
224-453-3XXX	IL	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Wireless)	0003290673	RMD0003382	6333	DEERFIELD	ELGNIL32CM0	03/28/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: ELGNIL32CM0))
224-453-4XXX	IL	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Wireless)	0003290673	RMD0003382	6333	DEERFIELD	ELGNIL32CM0	03/28/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: ELGNIL32CM0))
224-453-5XXX	IL	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Wireless)	0003290673	RMD0003382	6333	DEERFIELD	ELGNIL32CM0	04/26/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: ELGNIL32CM0))
224-453-6XXX	IL	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Wireless)	0003290673	RMD0003382	6333	DEERFIELD	ELGNIL32CM0	04/26/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: ELGNIL32CM0))
224-453-7XXX	IL	TON80 COMMUNICATIONS, LLC	0025462672	RMD0005819	516J	DEERFIELD	NOCLLIKNOWN	03/08/2022	Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
224-453-8XXX	IL	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DEERFIELD	BFGVILASG00	01/31/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: BFGVILASG00))
224-453-9XXX	IL	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DEERFIELD	BFGVILASG00	01/31/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: BFGVILASG00))