| Business | Phone |
| Oak Hills Shell 6000 Mariposa Rd, Oak Hills 92345 | (760) 956-6888 |
| Rio Vista Fuel Inc 6010 Mariposa Rd, Oak Hills 92345 | (760) 956-7366 |
| Rio Vista Fuel Inc 6010 Mariposa Rd, Oak Hills 92344 | (760) 956-7366 |
| Oak Hills Shell 6000 Mariposa Rd, Oak Hills 92344 | (760) 956-6888 |