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
630-252ILILLINOIS BELL TEL CO (AT&T)9329LEMONTLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-427ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-427
630-427-0ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS0N/APrefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-427-1ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS0N/APrefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-427-2ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS0N/APrefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-427-3ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS0N/APrefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-427-9ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS0N/APrefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-739ILILLINOIS BELL TEL CO (AT&T)9329LEMONTLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-783ILILLINOIS BELL TEL CO (AT&T)9329LEMONTLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-910ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-972ILILLINOIS BELL TEL CO (AT&T)9329LEMONTLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-985ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVLEMTILLNDS000/00/0000Prefix Type: RBOC
Switch Name: LEMONT NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
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