| North Richland Hills to Sestu | 5,577.78 mi (8,976.58 km) |
| North Richland Hills to Settimo Torinese | 5,294.19 mi (8,520.17 km) |
| North Richland Hills to Seveso | 5,329.79 mi (8,577.46 km) |
| North Richland Hills to Sezze | 5,656.64 mi (9,103.48 km) |
| North Richland Hills to Siano | 5,753.09 mi (9,258.70 km) |
| North Richland Hills to Siena | 5,510.65 mi (8,868.53 km) |
| North Richland Hills to Signa | 5,482.43 mi (8,823.13 km) |
| North Richland Hills to Silea | 5,453.98 mi (8,777.33 km) |
| North Richland Hills to Silvi Paese | 5,655.20 mi (9,101.17 km) |
| North Richland Hills to Sinalunga | 5,531.12 mi (8,901.48 km) |
| North Richland Hills to Siniscola | 5,553.00 mi (8,936.69 km) |
| North Richland Hills to Sinnai | 5,582.52 mi (8,984.19 km) |
| North Richland Hills to Siracusa | 5,939.01 mi (9,557.92 km) |
| North Richland Hills to Solaro | 5,328.75 mi (8,575.80 km) |
| North Richland Hills to Soliera | 5,436.94 mi (8,749.91 km) |
