Carrier profile · USDOT 637791 · MC-384420 · Updated Jun 13, 2026

Rex Lee Siemer Trucking LLC

17 power unitsavg 19.2 yrRegional · 5 statesMERCER, MO54/100
CARRIER ACTIVEMC-384420 ACTIVERATED SATISFACTORY
Verified linksgrm.netFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional
revealed
States observed5
US states
Inspections · 24 mo13
IA busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
MERCER, MO
14603 US HWY 65
Top corridor
IA ⇄ MO
IA 4 · MO 3 · WI 3
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 5 states · trailing 24 mo

Roadside inspections by state · REX LEE SIEMER TRUCKING LLC · trailing 24 months
StateCoverageInspections
IAIowa4
MOMissouriHQ3
WIWisconsin3
KSKansas2
ILIllinois1