| Lake Elsinore to Orangevale (California) | 407.92 mi (656.48 km) |
| Lake Elsinore to Orchards (Washington) | 873.72 mi (1,406.12 km) |
| Lake Elsinore to Orcutt (California) | 194.35 mi (312.77 km) |
| Lake Elsinore to Oregon (Ohio) | 1,920.25 mi (3,090.35 km) |
| Lake Elsinore to Oregon (Wisconsin) | 1,634.42 mi (2,630.35 km) |
| Lake Elsinore to Oregon City (Oregon) | 852.30 mi (1,371.65 km) |
| Lake Elsinore to Orem (Utah) | 552.43 mi (889.06 km) |
| Lake Elsinore to Orinda (California) | 397.11 mi (639.08 km) |
| Lake Elsinore to Orland Park (Illinois) | 1,692.98 mi (2,724.59 km) |
| Lake Elsinore to Orlando (Florida) | 2,149.29 mi (3,458.95 km) |
| Lake Elsinore to Ormond Beach (Florida) | 2,145.15 mi (3,452.29 km) |
| Lake Elsinore to Oro Valley (Arizona) | 378.33 mi (608.86 km) |
| Lake Elsinore to Oroville (California) | 465.12 mi (748.55 km) |
| Lake Elsinore to Oshkosh (Wisconsin) | 1,693.42 mi (2,725.30 km) |
| Lake Elsinore to Oskaloosa (Iowa) | 1,446.04 mi (2,327.18 km) |
