| Omagh to Smyrna (Delaware) | 3,248.35 mi (5,227.71 km) |
| Omagh to Smyrna (Georgia) | 3,862.89 mi (6,216.72 km) |
| Omagh to Smyrna (Tennessee) | 3,835.28 mi (6,172.29 km) |
| Omagh to Snellville (Georgia) | 3,843.15 mi (6,184.95 km) |
| Omagh to Snoqualmie (Washington) | 4,420.87 mi (7,114.70 km) |
| Omagh to Snyder (Texas) | 4,547.42 mi (7,318.36 km) |
| Omagh to Socastee (South Carolina) | 3,654.60 mi (5,881.51 km) |
| Omagh to Socorro (Texas) | 4,800.28 mi (7,725.31 km) |
| Omagh to Soddy-Daisy (Tennessee) | 3,818.45 mi (6,145.20 km) |
| Omagh to Solana Beach (California) | 5,103.69 mi (8,213.60 km) |
| Omagh to Soledad (California) | 5,036.37 mi (8,105.25 km) |
| Omagh to Solon (Ohio) | 3,377.62 mi (5,435.75 km) |
| Omagh to Somers Point (New Jersey) | 3,207.80 mi (5,162.45 km) |
| Omagh to Somerset (Kentucky) | 3,705.96 mi (5,964.16 km) |
| Omagh to Somerset (New Jersey) | 3,148.53 mi (5,067.07 km) |
