| Business | Phone |
| Larry Yokum Co Po Box 1991, Fallbrook 92088 | (760) 728-1184 |
| Sim Engineering Inc 3658 Palomar Dr, Fallbrook 92028 | (760) 731-6125 |
| Porges Backhoe & Grading 521 Debby St, Fallbrook 92028 | (760) 723-9114 |
| North County Excavation Fallbrook 92028 | (760) 451-1058 |
| Naton Engineering Inc 4935 2nd St, Fallbrook 92028 | (760) 731-9000 |
| Herschel H Lackey & Sons Inc 616 E Alvarado St # B, Fallbrook 92028 | (760) 728-2981 |
| J A Campbell Excavating 165 Emilia Ln, Fallbrook 92028 | (760) 728-5400 |