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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
406-826MTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS100/00/0000Prefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
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406-826 is split into 1,000-number blocks - detail below
406-826-0XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-1XXXMTWESTERN MONTANA COMMUNITYTEL INC. - MT (COMMUNITYTEL INC)0001643006RMD0002532986FPLAINSNOCLLIKNOWN07/29/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-2XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-3XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-4XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-5XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-6XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-7XXXMTTERRA NOVA TELECOM INC. (TERRA NOVA TELECOM INC.)0021193057RMD0001495145JPLAINSPLNSMTXCRS109/17/2025Prefix Type: CLEC
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-8XXXMTLEVEL 3 COMMUNICATIONS, LLC - MT (Lumen Technologies, Inc)N/AN/A9415PLAINSNOCLLIKNOWN05/31/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
406-826-9XXXMTBLACKFOOT TEL. COOP., INC. (BLACKFOOT TEL. COOP., INC.)0001646165RMD00047762235PLAINSPLNSMTXCRS1N/APrefix Type: ICO
Switch Name: PLAINS
Switch Type: Northern Telecom DMS10 RSLE
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: PLNSMTXCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
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