| Business | Phone |
| International Truck & Engine 5975 Urbana Rd, Springfield 45502 | (937) 390-4776 |
| International Truck & Engine 6125 Urbana Rd, Springfield 45502 | (937) 390-5848 |
| Springfield Modification Center 1830 S Yellow Springs St, Springfield 45506 | (937) 324-3657 |