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
Thousands block for 815-207
815-207-4ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS009/10/2002Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-207-5ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS009/10/2002Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-725ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS000/00/0000Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-729ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS000/00/0000Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-730ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS000/00/0000Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-741ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS000/00/0000Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-744ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS000/00/0000Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
815-773ILILLINOIS BELL TEL CO (AT&T)9329JOLIETJOLTILJWDS000/00/0000Prefix Type: RBOC
Switch Name: JOLIET WEST
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: JOLTILJO20T
Detailed Switch Info
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