| Erie to Odessa (Texas) | 1,411.66 mi (2,271.85 km) |
| Erie to Ogden (Utah) | 1,637.65 mi (2,635.54 km) |
| Erie to Oildale (California) | 2,129.46 mi (3,427.03 km) |
| Erie to Ojus (Florida) | 1,116.59 mi (1,796.97 km) |
| Erie to Okemos (Michigan) | 225.09 mi (362.25 km) |
| Erie to Oklahoma City (Oklahoma) | 1,042.87 mi (1,678.34 km) |
| Erie to Okmulgee (Oklahoma) | 965.65 mi (1,554.06 km) |
| Erie to Olathe (Kansas) | 805.16 mi (1,295.78 km) |
| Erie to Old Jamestown (Missouri) | 582.00 mi (936.63 km) |
| Erie to Oldsmar (Florida) | 982.76 mi (1,581.60 km) |
| Erie to Olean (New York) | 84.17 mi (135.46 km) |
| Erie to Olive Branch (Mississippi) | 722.58 mi (1,162.88 km) |
| Erie to Olivehurst (California) | 2,164.98 mi (3,484.19 km) |
| Erie to Olney (Maryland) | 258.59 mi (416.17 km) |
| Erie to Olympia (Washington) | 2,107.78 mi (3,392.15 km) |
