Carrier profile · USDOT 3128988 · FF-56771 · Updated Jun 13, 2026

A-1 MODULAR INC

4 power unitsavg 2.3 yrLocal · 1 statesSAN LEANDRO, CA68/100
NO OPERATING AUTHORITYFF-56771 NO AUTHORITY
Verified linksa1modular.comFMCSA 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 radiusLocal
revealed
States observed1
US states
Inspections · 24 mo11
CA busiest

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

Home base
SAN LEANDRO, CA
2375 DAVIS STREET
Top corridor
CA
CA 11
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 1 states · trailing 24 mo

Roadside inspections by state · A-1 MODULAR INC · trailing 24 months
StateCoverageInspections
CACaliforniaHQ11