| Stockton to Olympia (Washington) | 631.49 mi (1,016.28 km) |
| Stockton to Olympia Heights (Florida) | 2,525.89 mi (4,065.03 km) |
| Stockton to Omaha (Nebraska) | 1,358.36 mi (2,186.07 km) |
| Stockton to On Top of the World Designated Place (Florida) | 2,311.15 mi (3,719.44 km) |
| Stockton to Onalaska (Wisconsin) | 1,613.76 mi (2,597.09 km) |
| Stockton to Oneida (New York) | 2,393.23 mi (3,851.52 km) |
| Stockton to Oneonta (New York) | 2,429.12 mi (3,909.29 km) |
| Stockton to Ontario (California) | 341.80 mi (550.07 km) |
| Stockton to Ontario (Oregon) | 475.01 mi (764.45 km) |
| Stockton to Opa-locka (Florida) | 2,524.40 mi (4,062.63 km) |
| Stockton to Opelika (Alabama) | 2,045.85 mi (3,292.48 km) |
| Stockton to Opelousas (Louisiana) | 1,738.63 mi (2,798.05 km) |
| Stockton to Orange (California) | 348.16 mi (560.31 km) |
| Stockton to Orange (Texas) | 1,660.56 mi (2,672.42 km) |
| Stockton to Orange City (Florida) | 2,370.59 mi (3,815.10 km) |
