| Howard to Superior (Colorado) | 927.57 mi (1,492.78 km) |
| Howard to Superior (Wisconsin) | 242.20 mi (389.78 km) |
| Howard to Surprise (Arizona) | 1,498.33 mi (2,411.34 km) |
| Howard to Susanville (California) | 1,669.95 mi (2,687.52 km) |
| Howard to Sussex (Wisconsin) | 99.41 mi (159.98 km) |
| Howard to Suwanee (Georgia) | 757.73 mi (1,219.45 km) |
| Howard to Swansea (Illinois) | 427.24 mi (687.57 km) |
| Howard to Sweetwater (Florida) | 1,367.99 mi (2,201.56 km) |
| Howard to Sweetwater (Texas) | 1,066.26 mi (1,715.98 km) |
| Howard to Sycamore (Illinois) | 180.34 mi (290.23 km) |
| Howard to Sylacauga (Alabama) | 793.22 mi (1,276.56 km) |
| Howard to Sylvania (Ohio) | 296.40 mi (477.01 km) |
| Howard to Syosset (New York) | 783.75 mi (1,261.33 km) |
| Howard to Syracuse (New York) | 604.56 mi (972.94 km) |
| Howard to Syracuse (Utah) | 1,233.89 mi (1,985.76 km) |
