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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
406-949MTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010TOWNSENDMSSLMTAG5MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: MSSLMTAG5MD))
406-949 is split into 1,000-number blocks - detail below
406-949-0XXXMTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010TOWNSENDMSSLMTAG5MDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: MSSLMTAG5MD))
406-949-1XXXMTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010TOWNSENDMSSLMTAG5MDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: MSSLMTAG5MD))
406-949-2XXXMTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010TOWNSENDMSSLMTAG5MDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: MSSLMTAG5MD))
406-949-3XXXMTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010TOWNSENDMSSLMTAG5MDN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: MSSLMTAG5MD))
406-949-4XXXMTTERRA NOVA TELECOM INC.0021193057RMD0001495145JTOWNSENDNOCLLIKNOWN09/17/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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