| Morris to Odessa (Texas) | 1,010.44 mi (1,626.14 km) |
| Morris to Ogden (Utah) | 1,218.02 mi (1,960.22 km) |
| Morris to Oildale (California) | 1,697.47 mi (2,731.81 km) |
| Morris to Ojus (Florida) | 1,165.23 mi (1,875.25 km) |
| Morris to Okemos (Michigan) | 225.67 mi (363.18 km) |
| Morris to Oklahoma City (Oklahoma) | 638.39 mi (1,027.38 km) |
| Morris to Okmulgee (Oklahoma) | 570.81 mi (918.63 km) |
| Morris to Olathe (Kansas) | 378.78 mi (609.58 km) |
| Morris to Old Jamestown (Missouri) | 200.72 mi (323.02 km) |
| Morris to Oldsmar (Florida) | 976.41 mi (1,571.38 km) |
| Morris to Olean (New York) | 517.57 mi (832.95 km) |
| Morris to Olive Branch (Mississippi) | 449.77 mi (723.83 km) |
| Morris to Olivehurst (California) | 1,744.00 mi (2,806.69 km) |
| Morris to Olney (Maryland) | 617.87 mi (994.37 km) |
| Morris to Olympia (Washington) | 1,736.28 mi (2,794.27 km) |
