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
989-656MIMICHIGAN BELL TEL CO (AT&T)9323BAY PORTBYPTMIMNRSA00/00/0000Prefix Type: RBOC
Switch Name: BAY PORT
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: SGNWMIFA20T
Detailed Switch Info
Thousands block for 989-656
989-656-0MITERRA NOVA TELECOM INC.145JBAY PORTBYPTMIMNRSA11/09/2020Prefix Type: IPES
Switch Name: BAY PORT
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: SGNWMIFA20T
Detailed Switch Info
989-656-7MIMICHIGAN BELL TEL CO (AT&T)9323BAY PORTBYPTMIMNRSAN/APrefix Type: RBOC
Switch Name: BAY PORT
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: SGNWMIFA20T
Detailed Switch Info
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