Carrier profile · USDOT 304808 · MC-620731 · Updated Sep 6, 2026

Highway Mail Company

20 power unitsavg 4.8 yrMulti-region · 13 statesGRANGER, IA74/100
CARRIER ACTIVEMC-620731 ACTIVERATED SATISFACTORY
Verified linksFMCSA 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 radiusMulti-region
revealed
States observed13
US states
Inspections · 24 mo42
IA busiest

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

Home base
GRANGER, IA
18555 Y AVENUE
Top corridor
IA
IA 13 · SD 7 · IL 5
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 13 states · trailing 24 mo

Roadside inspections by state · HIGHWAY MAIL COMPANY · trailing 24 months
StateCoverageInspections
IAIowaHQ13
SDSouth Dakota7
ILIllinois5
INIndiana4
NENebraska3
MNMinnesota3
COColorado1
KSKansas1
WIWisconsin1
OKOklahoma1
PAPennsylvania1
WYWyoming1
TNTennessee1