| Echelon to St. Simons (Georgia) | 698.13 mi (1,123.54 km) |
| Echelon to Stafford (Texas) | 1,359.82 mi (2,188.42 km) |
| Echelon to Stallings (North Carolina) | 451.11 mi (726.00 km) |
| Echelon to Stamford (Connecticut) | 115.03 mi (185.13 km) |
| Echelon to Stanford (California) | 2,521.74 mi (4,058.35 km) |
| Echelon to Stanton (California) | 2,391.16 mi (3,848.21 km) |
| Echelon to Star (Idaho) | 2,132.18 mi (3,431.41 km) |
| Echelon to Starkville (Mississippi) | 883.25 mi (1,421.46 km) |
| Echelon to State College (Pennsylvania) | 164.18 mi (264.22 km) |
| Echelon to Staten Island (New York) | 67.62 mi (108.83 km) |
| Echelon to Statesboro (Georgia) | 636.15 mi (1,023.78 km) |
| Echelon to Statesville (North Carolina) | 426.08 mi (685.71 km) |
| Echelon to Staunton (Virginia) | 247.48 mi (398.28 km) |
| Echelon to Steamboat Springs (Colorado) | 1,672.02 mi (2,690.85 km) |
| Echelon to Steiner Ranch (Texas) | 1,444.93 mi (2,325.39 km) |
