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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
708-394	IL	PAETEC ITEL, LLC	0015247810	RMD0038378	829J	LANSING	CHCGILWUDS0	04/12/2001	Prefix Type: IPES Switch Name: CHICAGO Switch Type: WECO 5ESS (Digital) LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILWUDS0)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394 is split into 1,000-number blocks - detail below
708-394-0XXX	IL	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL (Verizon Communications)	0004999405	RMD0002957	7196	LANSING	EGVGILIFDS0	08/01/2005	Prefix Type: CLEC Switch Name: ELK GROVE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: EGVGILIFDS0)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-1XXX	IL	TERRA NOVA TELECOM INC. (TERRA NOVA TELECOM INC.)	0021193057	RMD0001495	145J	LANSING	NOCLLIKNOWN	06/08/2022	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-3XXX	IL	AT&T ENTERPRISES, LLC (AT&T)	0035146430	RMD0022433	516C	LANSING	NOCLLIKNOWN	11/08/2006	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-5XXX	IL	PAETEC ITEL, LLC	0015247810	RMD0038378	829J	LANSING	CHCGILWUDS0	N/A	Prefix Type: IPES Switch Name: CHICAGO Switch Type: WECO 5ESS (Digital) LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILWUDS0)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-6XXX	IL	RCN TELECOM SERVICES OF ILLINIOS, INC. - IL	N/A	N/A	8702	LANSING	NOCLLIKNOWN	10/30/2000	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-7XXX	IL	ONVOY, LLC (Sinch AB)	0004323028	RMD0001966	224C	LANSING	NOCLLIKNOWN	06/17/2019	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-8XXX	IL	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL (Verizon Communications)	0004999405	RMD0002957	7196	LANSING	EGVGILIFDS0	06/04/2001	Prefix Type: CLEC Switch Name: ELK GROVE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: EGVGILIFDS0)) 🕘 Prefix History 🔎 Explore Carrier Information
708-394-9XXX	IL	PEERLESS NETWORK OF ILLINOIS, LLC - IL	0024187569	RMD0012315	063E	LANSING	NOCLLIKNOWN	10/21/2024	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) 🕘 Prefix History 🔎 Explore Carrier Information