| North Tustin to Odessa (Texas) | 905.58 mi (1,457.39 km) |
| North Tustin to Ogden (Utah) | 606.27 mi (975.70 km) |
| North Tustin to Oildale (California) | 134.85 mi (217.03 km) |
| North Tustin to Ojus (Florida) | 2,305.18 mi (3,709.83 km) |
| North Tustin to Okemos (Michigan) | 1,899.61 mi (3,057.13 km) |
| North Tustin to Oklahoma City (Oklahoma) | 1,157.18 mi (1,862.30 km) |
| North Tustin to Okmulgee (Oklahoma) | 1,241.85 mi (1,998.57 km) |
| North Tustin to Olathe (Kansas) | 1,322.96 mi (2,129.09 km) |
| North Tustin to Old Jamestown (Missouri) | 1,565.09 mi (2,518.77 km) |
| North Tustin to Oldsmar (Florida) | 2,108.90 mi (3,393.95 km) |
| North Tustin to Olean (New York) | 2,200.04 mi (3,540.62 km) |
| North Tustin to Olive Branch (Mississippi) | 1,590.99 mi (2,560.45 km) |
| North Tustin to Olivehurst (California) | 422.56 mi (680.05 km) |
| North Tustin to Olney (Maryland) | 2,274.18 mi (3,659.94 km) |
| North Tustin to Olympia (Washington) | 955.34 mi (1,537.46 km) |
