Carrier profile · USDOT 3259740 · MC-1027420 · Updated Jun 13, 2026

Larry Blake Mangus and Casey Grange

DBA GMG TRANSPORTATION

2 power unitsHEREFORD, TX50/100
AUTHORITY STATUS UNKNOWNMC-1027420 STATUS UNKNOWN
Verified linksFMCSA SAFER

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
538 SYCAMORE LN, HEREFORD, TX, 79045
Mailing address
324 N NELSON, PAMPA, TX, 79065
Operation
Intrastate (Non-Hazmat)

Contact

Phone
(806) 673-5649
Email
workplace121@yahoo.com

Registration

Officers
Larry Blake Mangus · Casey Grange
USDOT / docket
3259740 · MC-1027420
First registered
Mar 18, 2019
Last MCS-150
Oct 3, 2019 · 1 mi (2018)
FMCSA safety rating
Not rated
D-U-N-S
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Fleet (self-reported · MCS-150)

2Power units
2Drivers
2CDL drivers
1Annual mileage

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.