| Sussex to Ashtabula (Ohio) | 387.81 mi (624.11 km) |
| Sussex to Ashwaubenon (Wisconsin) | 93.17 mi (149.94 km) |
| Sussex to Aspen Hill (Maryland) | 642.93 mi (1,034.69 km) |
| Sussex to Astoria (Oregon) | 1,746.55 mi (2,810.80 km) |
| Sussex to Atascadero (California) | 1,801.43 mi (2,899.12 km) |
| Sussex to Atascocita (Texas) | 987.08 mi (1,588.55 km) |
| Sussex to Atchison (Kansas) | 435.11 mi (700.24 km) |
| Sussex to Athens (Alabama) | 580.96 mi (934.97 km) |
| Sussex to Athens (Georgia) | 686.29 mi (1,104.48 km) |
| Sussex to Athens (Ohio) | 412.68 mi (664.14 km) |
| Sussex to Athens (Tennessee) | 564.47 mi (908.43 km) |
| Sussex to Athens (Texas) | 861.39 mi (1,386.28 km) |
| Sussex to Atlanta (Georgia) | 679.20 mi (1,093.06 km) |
| Sussex to Atlantic Beach (Florida) | 960.39 mi (1,545.59 km) |
| Sussex to Atlantic City (New Jersey) | 759.72 mi (1,222.66 km) |
