| Pontneddfechan to St. Simons (Georgia) | 4,060.40 mi (6,534.58 km) |
| Pontneddfechan to Stafford (Texas) | 4,719.34 mi (7,595.04 km) |
| Pontneddfechan to Stallings (North Carolina) | 3,841.49 mi (6,182.28 km) |
| Pontneddfechan to Stamford (Connecticut) | 3,279.28 mi (5,277.49 km) |
| Pontneddfechan to Stanford (California) | 5,250.26 mi (8,449.48 km) |
| Pontneddfechan to Stanton (California) | 5,322.59 mi (8,565.88 km) |
| Pontneddfechan to Star (Idaho) | 4,724.54 mi (7,603.40 km) |
| Pontneddfechan to Starkville (Mississippi) | 4,255.06 mi (6,847.85 km) |
| Pontneddfechan to State College (Pennsylvania) | 3,468.27 mi (5,581.65 km) |
| Pontneddfechan to Staten Island (New York) | 3,325.79 mi (5,352.34 km) |
| Pontneddfechan to Statesboro (Georgia) | 4,015.39 mi (6,462.15 km) |
| Pontneddfechan to Statesville (North Carolina) | 3,818.47 mi (6,145.23 km) |
| Pontneddfechan to Staunton (Virginia) | 3,634.53 mi (5,849.21 km) |
| Pontneddfechan to Steamboat Springs (Colorado) | 4,580.60 mi (7,371.76 km) |
| Pontneddfechan to Steiner Ranch (Texas) | 4,773.68 mi (7,682.50 km) |
