| Napa to Sugar Hill (Georgia) | 2,136.56 mi (3,438.47 km) |
| Napa to Sugar Land (Texas) | 1,635.14 mi (2,631.50 km) |
| Napa to Sugarland Run (Virginia) | 2,399.07 mi (3,860.93 km) |
| Napa to Sugarmill Woods (Florida) | 2,366.20 mi (3,808.03 km) |
| Napa to Suisun City (California) | 16.21 mi (26.09 km) |
| Napa to Suitland (Maryland) | 2,425.71 mi (3,903.81 km) |
| Napa to Sulphur (Louisiana) | 1,735.82 mi (2,793.53 km) |
| Napa to Sulphur Springs (Texas) | 1,533.11 mi (2,467.30 km) |
| Napa to Summerfield (Maryland) | 2,427.67 mi (3,906.96 km) |
| Napa to Summerfield (North Carolina) | 2,316.14 mi (3,727.46 km) |
| Napa to Summerlin South (Nevada) | 411.67 mi (662.53 km) |
| Napa to Summerville (South Carolina) | 2,372.40 mi (3,818.01 km) |
| Napa to Summit (Illinois) | 1,827.65 mi (2,941.31 km) |
| Napa to Summit (New Jersey) | 2,529.04 mi (4,070.10 km) |
| Napa to Sumner (Washington) | 616.42 mi (992.03 km) |
