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
847-435ILILLINOIS BELL TEL CO (AT&T)9329ARLIGTNHTSSCBGILRSDS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-538ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-576ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-761ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-907ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 847-907
847-907-2ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS005/19/2000Prefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-907-6ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-907-7ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-907-8ILILLINOIS BELL TEL CO (AT&T)9329PALATINESCBGILRSDS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG NORTH
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
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