Input an Area Code (required) followed by the Prefix, or Exchange (optional):
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
346-312TXAT&T CORP. (AT&T)516CHSTNSUBURBHSTNTX01X7X06/24/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
Thousands block for 346-312
346-312-0TXNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534HSTNSUBURBHSTNTX01GT512/23/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-1TXNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534HSTNSUBURBHSTNTX01GT512/23/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-2TXXO TEXAS, INC. (Verizon Communications)8958HSTNSUBURBHSTOTXRWDS307/08/2015Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-3TXNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534HSTNSUBURBHSTNTX01GT512/23/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-4TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)7138HSTNSUBURBNOCLLIKNOWN10/19/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-5TXAT&T CORP. (AT&T)516CHSTNSUBURBHSTNTX01X7X06/29/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-6TXAT&T CORP. (AT&T)516CHSTNSUBURBHSTNTX01X7X06/29/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-7TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)7138HSTNSUBURBNOCLLIKNOWN12/02/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-8TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)7138HSTNSUBURBNOCLLIKNOWN12/02/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
346-312-9TXNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534HSTNSUBURBHSTNTX01GT512/23/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
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