| Darby to Somersworth (New Hampshire) | 322.62 mi (519.20 km) |
| Darby to Somerton (Arizona) | 2,235.59 mi (3,597.83 km) |
| Darby to Somerville (Massachusetts) | 275.52 mi (443.41 km) |
| Darby to Somerville (New Jersey) | 56.48 mi (90.89 km) |
| Darby to Sonoma (California) | 2,503.30 mi (4,028.67 km) |
| Darby to Soquel (California) | 2,505.22 mi (4,031.76 km) |
| Darby to South Bend (Indiana) | 587.99 mi (946.28 km) |
| Darby to South Bradenton (Florida) | 957.37 mi (1,540.74 km) |
| Darby to South Burlington (Vermont) | 330.67 mi (532.16 km) |
| Darby to South Charleston (West Virginia) | 362.61 mi (583.57 km) |
| Darby to South Daytona (Florida) | 811.37 mi (1,305.77 km) |
| Darby to South El Monte (California) | 2,373.06 mi (3,819.07 km) |
| Darby to South Elgin (Illinois) | 695.19 mi (1,118.81 km) |
| Darby to South Euclid (Ohio) | 346.08 mi (556.96 km) |
| Darby to South Farmingdale (New York) | 110.26 mi (177.44 km) |
