Input an Area Code (required) followed by the Prefix, or Exchange (optional):
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
281-309TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344DICKINSONDCSNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: DICKINSON
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: HSTNTXMO08T
Detailed Switch Info
Thousands block for 281-309
281-309-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344DICKINSONDCSNTXXADS0N/APrefix Type: RBOC
Switch Name: DICKINSON
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: HSTNTXMO08T
Detailed Switch Info
281-309-1TXCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (Verizon Wireless)6506DICKINSONHSTWTXUFAMD06/21/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-309-2TXCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (Verizon Wireless)6506DICKINSONHSTWTXUFAMD08/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-309-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344DICKINSONDCSNTXXADS0N/APrefix Type: RBOC
Switch Name: DICKINSON
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: HSTNTXMO08T
Detailed Switch Info
281-309-4TXCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (Verizon Wireless)6506DICKINSONHSTWTXUFAMD09/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-309-5TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344DICKINSONDCSNTXXADS0N/APrefix Type: RBOC
Switch Name: DICKINSON
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: HSTNTXMO08T
Detailed Switch Info
281-309-6TXCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (Verizon Wireless)6506DICKINSONHSTWTXUFAMD05/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-309-7TXCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (Verizon Wireless)6506DICKINSONHSTWTXUFAMD05/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-309-8TXNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534DICKINSONHSTNTX01G0401/04/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-309-9TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344DICKINSONDCSNTXXADS0N/APrefix Type: RBOC
Switch Name: DICKINSON
Switch Type: NTDMS1
LATA: Houston TX (560)
Tandem: HSTNTXMO08T
Detailed Switch Info
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