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
815-443ILFRONTIER NORTH, INC. - IL (Frontier Communications)1036PEARL CITYPLCYILXARS000/00/0000Prefix Type: ICO
Switch Name: PEARL CITY
Switch Type: NTDMSRSC
LATA: Rockford IL (360)
Tandem: FRPTILXA50T
Detailed Switch Info
Thousands block for 815-443
815-443-2ILFRONTIER NORTH, INC. - IL (Frontier Communications)1036PEARL CITYPLCYILXARS0N/APrefix Type: ICO
Switch Name: PEARL CITY
Switch Type: NTDMSRSC
LATA: Rockford IL (360)
Tandem: FRPTILXA50T
Detailed Switch Info
815-443-9ILFRONTIER NORTH, INC. - IL (Frontier Communications)1036PEARL CITYPLCYILXARS0N/APrefix Type: ICO
Switch Name: PEARL CITY
Switch Type: NTDMSRSC
LATA: Rockford IL (360)
Tandem: FRPTILXA50T
Detailed Switch Info