Carrier profile · USDOT 2927162 · Updated Jun 19, 2026
Montana Frontier Sandstone LLC
2 power unitsavg 17.5 yrLocal · 1 statesROUNDUP, MT50/100
AUTHORITY STATUS UNKNOWNHAZMAT
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 3610 HWY 87 S, ROUNDUP, MT, 59072
- Mailing address
- PO BOX 420, ROUNDUP, MT, 59072
- Operation
- Intrastate (Non-Hazmat)· Hazmat
Contact
- Phone
- (406) 323-8880
- Web domain
- montanafrontiersandstone.com
Registration
- Officers
- Montana Frontier Sandstone Llc, Marie Barth · Montana Frontier Sandstone Llc, Bruce Barth
- USDOT / docket
- 2927162
- First registered
- Sep 9, 2016
- Last MCS-150
- Feb 2, 2026 · 26,000 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.