| Brea to Odessa (Texas) | 910.47 mi (1,465.26 km) |
| Brea to Ogden (Utah) | 598.69 mi (963.50 km) |
| Brea to Oildale (California) | 123.20 mi (198.28 km) |
| Brea to Ojus (Florida) | 2,309.91 mi (3,717.44 km) |
| Brea to Okemos (Michigan) | 1,897.80 mi (3,054.22 km) |
| Brea to Oklahoma City (Oklahoma) | 1,158.97 mi (1,865.18 km) |
| Brea to Okmulgee (Oklahoma) | 1,243.54 mi (2,001.28 km) |
| Brea to Olathe (Kansas) | 1,322.56 mi (2,128.45 km) |
| Brea to Old Jamestown (Missouri) | 1,564.94 mi (2,518.52 km) |
| Brea to Oldsmar (Florida) | 2,113.21 mi (3,400.89 km) |
| Brea to Olean (New York) | 2,198.64 mi (3,538.37 km) |
| Brea to Olive Branch (Mississippi) | 1,592.90 mi (2,563.52 km) |
| Brea to Olivehurst (California) | 410.81 mi (661.13 km) |
| Brea to Olney (Maryland) | 2,273.91 mi (3,659.50 km) |
| Brea to Olympia (Washington) | 943.49 mi (1,518.40 km) |
