| Mercerville to Odessa (Texas) | 1,640.70 mi (2,640.45 km) |
| Mercerville to Ogden (Utah) | 1,937.83 mi (3,118.64 km) |
| Mercerville to Oildale (California) | 2,416.97 mi (3,889.74 km) |
| Mercerville to Ojus (Florida) | 1,035.59 mi (1,666.62 km) |
| Mercerville to Okemos (Michigan) | 531.07 mi (854.68 km) |
| Mercerville to Oklahoma City (Oklahoma) | 1,283.92 mi (2,066.27 km) |
| Mercerville to Okmulgee (Oklahoma) | 1,201.50 mi (1,933.63 km) |
| Mercerville to Olathe (Kansas) | 1,073.95 mi (1,728.35 km) |
| Mercerville to Old Jamestown (Missouri) | 835.36 mi (1,344.38 km) |
| Mercerville to Oldsmar (Florida) | 956.56 mi (1,539.43 km) |
| Mercerville to Olean (New York) | 232.61 mi (374.35 km) |
| Mercerville to Olive Branch (Mississippi) | 904.59 mi (1,455.80 km) |
| Mercerville to Olivehurst (California) | 2,464.69 mi (3,966.53 km) |
| Mercerville to Olney (Maryland) | 147.22 mi (236.93 km) |
| Mercerville to Olympia (Washington) | 2,416.23 mi (3,888.54 km) |
