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
708-753ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS000/00/0000Prefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
Thousands block for 708-753
708-753-0ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS0N/APrefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
708-753-1ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS0N/APrefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
708-753-2ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS0N/APrefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
708-753-5ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS0N/APrefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
708-757ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS000/00/0000Prefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
708-758ILILLINOIS BELL TEL CO (AT&T)9329CHICAGOHTSECHGILEHDS000/00/0000Prefix Type: RBOC
Switch Name: CHGO HTS EAST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
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