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
605-679SDQWEST CORPORATION9631SIOUX FLSSXFLSDCODS109/14/2012Prefix Type: RBOC
Switch Name: SIOUX FALLS
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
Detailed Switch Info
Thousands block for 605-679
605-679-2SDQWEST CORPORATION9631SIOUX FLSSXFLSDCODS109/19/2012Prefix Type: RBOC
Switch Name: SIOUX FALLS
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
Detailed Switch Info