Carrier profile · USDOT 658227 · MC-254034 · Updated Jun 13, 2026
MARIO R DE LEON
DBA MDL EXPRESS
1 power unitGAITHERSBURG, MD50/100
CARRIER INACTIVEMC-254034 INACTIVEHAZMAT
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.
Inspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
GAITHERSBURG, MD
Density
fewermore