We’re here to keep your trucks, trailers, and fleets on the road. Whether you need to schedule routine maintenance, request a repair, or call for emergency roadside assistance, the McCallon’s Diesel Services team is ready to help.
Get in Touch
📞 Phone: (314) 400-1142
(Call anytime for 24/7 roadside assistance)
✉️ Email: Customerservice@mccallonsdiesel.com
Hours of Operation
- Monday – Friday: 7:00 AM – 6:00 PM
- Saturday: By Appointment
- Sunday: Emergency Roadside Only
- 24/7: Emergency roadside service always available