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
815-586ILC-R TELEPHONE CO.1009RANSOMRNSMILXARS000/00/0000Prefix Type: ICO
Switch Name: RANSOM (1009)
Switch Type: NTDMSRLC
LATA: Forrest IL (366)
Tandem: BLTNILXD50T
Detailed Switch Info