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
815-344ILILLINOIS BELL TEL CO (AT&T)9329MCHENRYMCHNILMYDS000/00/0000Prefix Type: RBOC
Switch Name: MCHENRY
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
815-363ILILLINOIS BELL TEL CO (AT&T)9329MCHENRYMCHNILMYDS000/00/0000Prefix Type: RBOC
Switch Name: MCHENRY
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
815-385ILILLINOIS BELL TEL CO (AT&T)9329MCHENRYMCHNILMYDS000/00/0000Prefix Type: RBOC
Switch Name: MCHENRY
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
815-578ILILLINOIS BELL TEL CO (AT&T)9329MCHENRYMCHNILMYDS000/00/0000Prefix Type: RBOC
Switch Name: MCHENRY
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
815-759ILILLINOIS BELL TEL CO (AT&T)9329MCHENRYMCHNILMYDS000/00/0000Prefix Type: RBOC
Switch Name: MCHENRY
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: NBRKILNT55T
Detailed Switch Info
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