| Serpa to Ashwaubenon (Wisconsin) | 4,035.92 mi (6,495.19 km) |
| Serpa to Aspen Hill (Maryland) | 3,659.78 mi (5,889.84 km) |
| Serpa to Astoria (Oregon) | 5,410.76 mi (8,707.78 km) |
| Serpa to Atascadero (California) | 5,801.49 mi (9,336.60 km) |
| Serpa to Atascocita (Texas) | 4,862.32 mi (7,825.15 km) |
| Serpa to Atchison (Kansas) | 4,512.26 mi (7,261.78 km) |
| Serpa to Athens (Alabama) | 4,279.28 mi (6,886.83 km) |
| Serpa to Athens (Georgia) | 4,126.31 mi (6,640.66 km) |
| Serpa to Athens (Ohio) | 3,900.09 mi (6,276.58 km) |
| Serpa to Athens (Tennessee) | 4,140.39 mi (6,663.31 km) |
| Serpa to Athens (Texas) | 4,810.14 mi (7,741.18 km) |
| Serpa to Atlanta (Georgia) | 4,185.78 mi (6,736.36 km) |
| Serpa to Atlantic Beach (Florida) | 4,144.18 mi (6,669.41 km) |
| Serpa to Atlantic City (New Jersey) | 3,521.66 mi (5,667.56 km) |
| Serpa to Attleboro (Massachusetts) | 3,307.17 mi (5,322.37 km) |
