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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
406-489MTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010SIDNEYBLNGMTMAMMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info
Thousands block for 406-489
406-489-0MTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010SIDNEYBLNGMTMAMMDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info
406-489-1MTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010SIDNEYBLNGMTMAMMDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info
406-489-2MTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010SIDNEYBLNGMTMAMMDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info
406-489-3MTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010SIDNEYBLNGMTMAMMDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info
406-489-4MTTERRA NOVA TELECOM INC.145JSIDNEYNOCLLIKNOWN03/14/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info
406-489-5MTTERRA NOVA TELECOM INC.145JSIDNEYNOCLLIKNOWN05/26/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Billings MT (650)
Tandem: N/A
Detailed Switch Info