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
630-226ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS000/00/0000Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-312ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/15/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-312
630-312-2ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/16/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-312-3ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/16/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-312-4ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/16/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-312-5ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/16/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-312-6ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/16/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-312-7ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS002/16/2007Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS000/00/0000Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-378
630-378-0ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-1ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-2ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-3ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-4ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-5ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-6ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-378-9ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-633
630-633-3ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS005/28/2001Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-679ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS000/00/0000Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-759ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS000/00/0000Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS000/00/0000Prefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-771
630-771-0ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-1ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-2ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-3ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-4ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-6ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-7ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-8ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-771-9ILILLINOIS BELL TEL CO (AT&T)9329LEMONTBGBKILBKDS0N/APrefix Type: RBOC
Switch Name: BOLINGBROOK
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
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