| Alton to Norton Shores (Michigan) | 3,815.31 mi (6,140.14 km) |
| Alton to Norwalk (California) | 5,432.45 mi (8,742.68 km) |
| Alton to Norwalk (Connecticut) | 3,392.95 mi (5,460.42 km) |
| Alton to Norwalk (Iowa) | 4,174.42 mi (6,718.08 km) |
| Alton to Norwalk (Ohio) | 3,758.91 mi (6,049.38 km) |
| Alton to Norwich (Connecticut) | 3,319.73 mi (5,342.59 km) |
| Alton to Norwood (Ohio) | 3,926.89 mi (6,319.71 km) |
| Alton to Novato (California) | 5,332.53 mi (8,581.87 km) |
| Alton to Novi (Michigan) | 3,738.72 mi (6,016.88 km) |
| Alton to O'Fallon (Illinois) | 4,168.73 mi (6,708.93 km) |
| Alton to O'Fallon (Missouri) | 4,190.95 mi (6,744.68 km) |
| Alton to Oak Creek (Wisconsin) | 3,891.08 mi (6,262.09 km) |
| Alton to Oak Forest (Illinois) | 3,943.72 mi (6,346.81 km) |
| Alton to Oak Grove (Oregon) | 4,914.03 mi (7,908.36 km) |
| Alton to Oak Grove (South Carolina) | 4,034.73 mi (6,493.28 km) |
