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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🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
423-491TNCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)0031422439RMD0006976508JJOHNSON CYJHCYTNXCX1Y06/21/2013Prefix Type: IPES
Switch Name: JOHNSON CY
Switch Type: N/A
LATA: Bristol-Johnson City TN (956)
Tandem: N/A
🔧 Explore Switch(CLLI: JHCYTNXCX1Y))
🕘 Prefix History
🔎 Explore Carrier Information
423-491 is split into 1,000-number blocks - detail below
423-491-7XXXTNCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)0031422439RMD0006976508JJOHNSON CYJHCYTNXCX1Y06/21/2013Prefix Type: IPES
Switch Name: JOHNSON CY
Switch Type: N/A
LATA: Bristol-Johnson City TN (956)
Tandem: N/A
🔧 Explore Switch(CLLI: JHCYTNXCX1Y))
🕘 Prefix History
🔎 Explore Carrier Information
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