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 219-472
219-472-7INMIDWEST TELECOM OF AMERICA, INC. - IN919AMERRILLVLMEVLIN24DS008/18/2010Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
Thousands block for 219-500
219-500-4INMIDWEST TELECOM OF AMERICA, INC. - IN919AMERRILLVLMEVLIN24DS009/03/2019Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
219-750INMIDWEST TELECOM OF AMERICA, INC. - IN919AMERRILLVLMEVLIN24DS003/02/2005Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
Thousands block for 219-750
219-750-1INMIDWEST TELECOM OF AMERICA, INC. - IN919AMERRILLVLMEVLIN24DS003/03/2005Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info