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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
817-231TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXCEDS000/00/0000Prefix Type: RBOC
Switch Name: FORT WORTH SAGINAW
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
Thousands block for 817-231
817-231-0TXLEVEL 3 COMMUNICATIONS, LLC - TX (CenturyLink, Inc)6114FORT WORTHNOCLLIKNOWN06/03/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-1TXMETROPCS, INC. (T-Mobile US, Inc)5562FORT WORTHDLLTTX01CMD03/14/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-2TXMETROPCS, INC. (T-Mobile US, Inc)5562FORT WORTHDLLTTX01CMD11/04/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-3TXMETROPCS, INC. (T-Mobile US, Inc)5562FORT WORTHDLLTTX01CMD11/04/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-4TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXCEDS0N/APrefix Type: RBOC
Switch Name: FORT WORTH SAGINAW
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-5TXXO TEXAS, INC. (Verizon Communications)8958FORT WORTHDLLSTXSQDS204/19/2005Prefix Type: CLEC
Switch Name: DALLAS
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-6TXXO TEXAS, INC. (Verizon Communications)8958FORT WORTHDLLSTXSQDS204/19/2005Prefix Type: CLEC
Switch Name: DALLAS
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-7TXXO TEXAS, INC. (Verizon Communications)8958FORT WORTHDLLSTXSQDS204/19/2005Prefix Type: CLEC
Switch Name: DALLAS
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-8TXONVOY, LLC - TX (Inteliquent)903CFORT WORTHNOCLLIKNOWN09/22/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-231-9TXMETROPCS, INC. (T-Mobile US, Inc)5562FORT WORTHDLLTTX01CMD11/04/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
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