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
281-420TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-422TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
Thousands block for 281-425
281-425-0TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-1TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-2TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-3TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-4TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-6TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-7TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-425-8TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-427TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
Thousands block for 281-428
281-428-0TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-1TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-2TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-3TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-4TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-5TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-7TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-8TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-428-9TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-834TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-837TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
Thousands block for 281-837
281-837-0TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-837-1TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-837-2TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-837-4TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
281-837-8TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
Thousands block for 832-556
832-556-0TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-1TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-2TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-4TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-5TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-6TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-7TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-556-8TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
832-926TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
Thousands block for 832-926
832-926-1TXFRONTIER SOUTHWEST INC DBA FRO (Verizon Communications)4344BAYTOWNBYTWTXXADS0N/APrefix Type: RBOC
Switch Name: BAYTOWN MAIN
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: BYTWTXXA01T
Detailed Switch Info
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