| McKinney to Smyrna (Delaware) | 1,243.08 mi (2,000.54 km) |
| McKinney to Smyrna (Georgia) | 700.86 mi (1,127.93 km) |
| McKinney to Smyrna (Tennessee) | 607.33 mi (977.40 km) |
| McKinney to Snellville (Georgia) | 730.30 mi (1,175.30 km) |
| McKinney to Snoqualmie (Washington) | 1,641.73 mi (2,642.12 km) |
| McKinney to Snyder (Texas) | 248.36 mi (399.70 km) |
| McKinney to Socastee (South Carolina) | 1,017.37 mi (1,637.30 km) |
| McKinney to Socorro (Texas) | 569.62 mi (916.72 km) |
| McKinney to Soddy-Daisy (Tennessee) | 671.31 mi (1,080.38 km) |
| McKinney to Solana Beach (California) | 1,189.97 mi (1,915.07 km) |
| McKinney to Soledad (California) | 1,413.44 mi (2,274.71 km) |
| McKinney to Solon (Ohio) | 1,007.74 mi (1,621.81 km) |
| McKinney to Somers Point (New Jersey) | 1,295.67 mi (2,085.19 km) |
| McKinney to Somerset (Kentucky) | 731.37 mi (1,177.03 km) |
| McKinney to Somerset (New Jersey) | 1,320.74 mi (2,125.52 km) |
