| Darby to Norton Shores (Michigan) | 610.32 mi (982.21 km) |
| Darby to Norwalk (California) | 2,378.67 mi (3,828.11 km) |
| Darby to Norwalk (Connecticut) | 127.02 mi (204.41 km) |
| Darby to Norwalk (Iowa) | 969.54 mi (1,560.32 km) |
| Darby to Norwalk (Ohio) | 396.13 mi (637.50 km) |
| Darby to Norwich (Connecticut) | 200.61 mi (322.85 km) |
| Darby to Norwood (Ohio) | 492.39 mi (792.42 km) |
| Darby to Novato (California) | 2,512.57 mi (4,043.58 km) |
| Darby to Novi (Michigan) | 462.57 mi (744.44 km) |
| Darby to O'Fallon (Illinois) | 788.36 mi (1,268.75 km) |
| Darby to O'Fallon (Missouri) | 828.46 mi (1,333.28 km) |
| Darby to Oak Creek (Wisconsin) | 685.47 mi (1,103.16 km) |
| Darby to Oak Forest (Illinois) | 663.38 mi (1,067.60 km) |
| Darby to Oak Grove (Oregon) | 2,401.10 mi (3,864.20 km) |
| Darby to Oak Grove (South Carolina) | 523.40 mi (842.32 km) |
