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
540-543 is split into 1,000-number blocks - detail below
540-543-3XXXVACOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JMADISONLSBGVALB2MD12/03/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Culpepper VA (246)
Tandem: N/A
🔧 Explore Switch(CLLI: LSBGVALB2MD))
🕘 Prefix History
🔎 Explore Carrier Information
540-738 is split into 1,000-number blocks - detail below
540-738-2XXXVACOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JMADISONLSBGVALB2MD05/06/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Culpepper VA (246)
Tandem: N/A
🔧 Explore Switch(CLLI: LSBGVALB2MD))
🕘 Prefix History
🔎 Explore Carrier Information
540-756VACOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JMADISONLSBGVALB2MD09/09/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Culpepper VA (246)
Tandem: N/A
🔧 Explore Switch(CLLI: LSBGVALB2MD))
🕘 Prefix History
🔎 Explore Carrier Information
540-756 is split into 1,000-number blocks - detail below
540-756-1XXXVACOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JMADISONLSBGVALB2MD09/09/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Culpepper VA (246)
Tandem: N/A
🔧 Explore Switch(CLLI: LSBGVALB2MD))
🕘 Prefix History
🔎 Explore Carrier Information
540-756-2XXXVACOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JMADISONLSBGVALB2MD09/09/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Culpepper VA (246)
Tandem: N/A
🔧 Explore Switch(CLLI: LSBGVALB2MD))
🕘 Prefix History
🔎 Explore Carrier Information
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