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 847-379
847-379-2ILILLINOIS BELL TEL CO (AT&T)9329ZIONZIONILZNDS008/03/2000Prefix Type: RBOC
Switch Name: ZION
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-379-3ILILLINOIS BELL TEL CO (AT&T)9329ZIONZIONILZNDS008/03/2000Prefix Type: RBOC
Switch Name: ZION
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-379-4ILILLINOIS BELL TEL CO (AT&T)9329ZIONZIONILZNDS008/03/2000Prefix Type: RBOC
Switch Name: ZION
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-731ILILLINOIS BELL TEL CO (AT&T)9329ZIONZIONILZNDS000/00/0000Prefix Type: RBOC
Switch Name: ZION
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-746ILILLINOIS BELL TEL CO (AT&T)9329ZIONZIONILZNDS000/00/0000Prefix Type: RBOC
Switch Name: ZION
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-872ILILLINOIS BELL TEL CO (AT&T)9329ZIONZIONILZNDS000/00/0000Prefix Type: RBOC
Switch Name: ZION
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
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