| Heath to Orangevale (California) | 2,057.39 mi (3,311.06 km) |
| Heath to Orchards (Washington) | 2,045.69 mi (3,292.22 km) |
| Heath to Orcutt (California) | 2,097.46 mi (3,375.53 km) |
| Heath to Oregon (Ohio) | 123.85 mi (199.32 km) |
| Heath to Oregon (Wisconsin) | 411.57 mi (662.36 km) |
| Heath to Oregon City (Oregon) | 2,050.27 mi (3,299.59 km) |
| Heath to Orem (Utah) | 1,537.96 mi (2,475.11 km) |
| Heath to Orinda (California) | 2,122.60 mi (3,415.99 km) |
| Heath to Orland Park (Illinois) | 303.76 mi (488.85 km) |
| Heath to Orlando (Florida) | 800.28 mi (1,287.92 km) |
| Heath to Ormond Beach (Florida) | 744.94 mi (1,198.87 km) |
| Heath to Oro Valley (Arizona) | 1,666.62 mi (2,682.16 km) |
| Heath to Oroville (California) | 2,061.24 mi (3,317.24 km) |
| Heath to Oshkosh (Wisconsin) | 418.14 mi (672.93 km) |
| Heath to Oskaloosa (Iowa) | 541.39 mi (871.28 km) |
