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
830-253TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-253 is split into 1,000-number blocks - detail below
830-253-1XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-253-8XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779 is split into 1,000-number blocks - detail below
830-779-1XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-2XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-3XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-4XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-5XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-6XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-7XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
830-779-9XXXTXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Verizon Communications)N/A4344LAVERNIALVRNTXXADS0N/APrefix Type: RBOC
Switch Name: LA VERNIA
Switch Type: SCRNS
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
🔧 Explore Switch(CLLI: LVRNTXXADS0))
🕘 Prefix History
🔎 Explore Carrier Information
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