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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
712-750IAPREMIER COMMUNICATIONS, INC. - IA904DSIBLEYSBLYIA060MD04/30/2010Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Sioux City IA (630)
Tandem: N/A
Detailed Switch Info
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