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
757-238VAVERIZON SOUTH, INC. - VA (CONTEL) (Frontier)N/AN/A0233CRITTENDENCRTDVAXARS100/00/0000Prefix Type: ICO
Switch Name: CRITTENDEN
Switch Type: Northern Telecom Remote Switching Center
LATA: Norfolk VA (252)
Tandem: N/A
🔧 Explore Switch(CLLI: CRTDVAXARS1))
🕘 Prefix History
🔎 Explore Carrier Information
757-238 is split into 1,000-number blocks - detail below
757-238-2XXXVAVERIZON SOUTH, INC. - VA (CONTEL) (Frontier)N/AN/A0233CRITTENDENCRTDVAXARS1N/APrefix Type: ICO
Switch Name: CRITTENDEN
Switch Type: Northern Telecom Remote Switching Center
LATA: Norfolk VA (252)
Tandem: N/A
🔧 Explore Switch(CLLI: CRTDVAXARS1))
🕘 Prefix History
🔎 Explore Carrier Information
757-238-3XXXVAVERIZON SOUTH, INC. - VA (CONTEL) (Frontier)N/AN/A0233CRITTENDENCRTDVAXARS1N/APrefix Type: ICO
Switch Name: CRITTENDEN
Switch Type: Northern Telecom Remote Switching Center
LATA: Norfolk VA (252)
Tandem: N/A
🔧 Explore Switch(CLLI: CRTDVAXARS1))
🕘 Prefix History
🔎 Explore Carrier Information
757-238-4XXXVAVERIZON SOUTH, INC. - VA (CONTEL) (Frontier)N/AN/A0233CRITTENDENCRTDVAXARS1N/APrefix Type: ICO
Switch Name: CRITTENDEN
Switch Type: Northern Telecom Remote Switching Center
LATA: Norfolk VA (252)
Tandem: N/A
🔧 Explore Switch(CLLI: CRTDVAXARS1))
🕘 Prefix History
🔎 Explore Carrier Information
757-238-8XXXVAVERIZON SOUTH, INC. - VA (CONTEL) (Frontier)N/AN/A0233CRITTENDENCRTDVAXARS1N/APrefix Type: ICO
Switch Name: CRITTENDEN
Switch Type: Northern Telecom Remote Switching Center
LATA: Norfolk VA (252)
Tandem: N/A
🔧 Explore Switch(CLLI: CRTDVAXARS1))
🕘 Prefix History
🔎 Explore Carrier Information
757-238-9XXXVAVERIZON SOUTH, INC. - VA (CONTEL) (Frontier)N/AN/A0233CRITTENDENCRTDVAXARS1N/APrefix Type: ICO
Switch Name: CRITTENDEN
Switch Type: Northern Telecom Remote Switching Center
LATA: Norfolk VA (252)
Tandem: N/A
🔧 Explore Switch(CLLI: CRTDVAXARS1))
🕘 Prefix History
🔎 Explore Carrier Information
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