| Schwabisch Gmund to Odessa (Texas) | 5,475.56 mi (8,812.07 km) |
| Schwabisch Gmund to Ogden (Utah) | 5,279.04 mi (8,495.80 km) |
| Schwabisch Gmund to Oildale (California) | 5,823.30 mi (9,371.69 km) |
| Schwabisch Gmund to Ojus (Florida) | 4,888.19 mi (7,866.79 km) |
| Schwabisch Gmund to Okemos (Michigan) | 4,260.09 mi (6,855.95 km) |
| Schwabisch Gmund to Oklahoma City (Oklahoma) | 5,107.58 mi (8,219.85 km) |
| Schwabisch Gmund to Okmulgee (Oklahoma) | 5,044.21 mi (8,117.87 km) |
| Schwabisch Gmund to Olathe (Kansas) | 4,832.83 mi (7,777.69 km) |
| Schwabisch Gmund to Old Jamestown (Missouri) | 4,666.59 mi (7,510.16 km) |
| Schwabisch Gmund to Oldsmar (Florida) | 4,892.20 mi (7,873.23 km) |
| Schwabisch Gmund to Olean (New York) | 4,056.59 mi (6,528.44 km) |
| Schwabisch Gmund to Olive Branch (Mississippi) | 4,842.15 mi (7,792.68 km) |
| Schwabisch Gmund to Olivehurst (California) | 5,676.46 mi (9,135.38 km) |
| Schwabisch Gmund to Olney (Maryland) | 4,132.41 mi (6,650.47 km) |
| Schwabisch Gmund to Olympia (Washington) | 5,233.34 mi (8,422.25 km) |
