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
325-632TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS000/00/0000Prefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
Thousands block for 325-632
325-632-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS0N/APrefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
325-835TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS000/00/0000Prefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
Thousands block for 325-835
325-835-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS0N/APrefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
325-835-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS0N/APrefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
325-835-6TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS0N/APrefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
325-835-7TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS0N/APrefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info
325-835-8TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344MERTZONMTZNTXXARS0N/APrefix Type: RBOC
Switch Name: MERTZON
Switch Type: AE-RSU
LATA: San Angelo TX (961)
Tandem: SANGTXXA02T
Detailed Switch Info