Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
224-444ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS000/00/0000Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
Thousands block for 224-444
224-444-1ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS0N/APrefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
224-643ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS006/27/2002Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
Thousands block for 224-643
224-643-2ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS006/27/2002Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
Thousands block for 847-245
847-245-3ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS012/13/1999Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
847-245-4ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS012/13/1999Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
847-245-6ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS006/28/1999Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
847-245-7ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS006/28/1999Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
847-245-8ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS011/23/1998Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
847-265ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS000/00/0000Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
847-356ILILLINOIS BELL TEL CO (AT&T)9329LAKE VILLALKVLILLKDS000/00/0000Prefix Type: RBOC
Switch Name: LAKE VILLA
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info