| Business | Phone |
| Epicenter Stadium Complex Rancho Cucamonga 91730 | (909) 477-2735 |
| Rancho Cucamonga Bldg & Safety 10500 Civic Center Dr, Rancho Cucamonga 91730 | (909) 477-2710 |
| Rancho Cucamonga City Animal 11768 Arrow Rte, Rancho Cucamonga 91730 | (909) 466-7387 |
| Rancho Cucamonga Community Svc 10500 Civic Center Dr, Rancho Cucamonga 91730 | (909) 477-2760 |
| Rancho Cucamonga Corp Yard 9153 9th St, Rancho Cucamonga 91730 | (909) 477-2730 |
| Rancho Cucamonga Engineering 10500 Civic Center Dr, Rancho Cucamonga 91730 | (909) 477-2740 |
| Rancho Cucamonga Epicenter 10500 Civic Center Dr, Rancho Cucamonga 91730 | (909) 477-2799 |
| Rancho Cucamonga Family Sports 9059 San Bernardino Rd, Rancho Cucamonga 91730 | (909) 477-2785 |
| Rancho Cucamonga Planning Dept 10500 Civic Center Dr, Rancho Cucamonga 91730 | (909) 477-2750 |