| Harwich to Accokeek (Maryland) | 3,720.90 mi (5,988.21 km) |
| Harwich to Acworth (Georgia) | 4,249.57 mi (6,839.02 km) |
| Harwich to Ada (Oklahoma) | 4,679.45 mi (7,530.85 km) |
| Harwich to Addison (Illinois) | 3,998.10 mi (6,434.31 km) |
| Harwich to Addison (Texas) | 4,779.95 mi (7,692.59 km) |
| Harwich to Adelanto (California) | 5,409.02 mi (8,704.97 km) |
| Harwich to Adelphi (Maryland) | 3,704.41 mi (5,961.67 km) |
| Harwich to Adrian (Michigan) | 3,849.59 mi (6,195.32 km) |
| Harwich to Affton (Missouri) | 4,248.86 mi (6,837.88 km) |
| Harwich to Agoura Hills (California) | 5,475.18 mi (8,811.44 km) |
| Harwich to Aguadilla (Puerto Rico) | 4,307.63 mi (6,932.46 km) |
| Harwich to Aiken (South Carolina) | 4,156.62 mi (6,689.44 km) |
| Harwich to Akron (Ohio) | 3,789.90 mi (6,099.26 km) |
| Harwich to Alabaster (Alabama) | 4,377.10 mi (7,044.27 km) |
| Harwich to Alachua (Florida) | 4,373.81 mi (7,038.97 km) |
