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
773-992ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN03SCPKILSPDS000/00/0000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 773-992
773-992-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN03SCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
773-992-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN03SCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS000/00/0000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 847-233
847-233-0ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-2ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS008/24/1999Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-3ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-4ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-5ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-6ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-7ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-233-9ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS0N/APrefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 847-349
847-349-7ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS002/25/2000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-671ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS000/00/0000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-678ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS000/00/0000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-928ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS000/00/0000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 847-994
847-994-5ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS011/07/2000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
847-994-6ILILLINOIS BELL TEL CO (AT&T)9329FRANKLINPKSCPKILSPDS011/07/2000Prefix Type: RBOC
Switch Name: SCHILLER PARK
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
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