| Greenock to Allouez (Wisconsin) | 3,533.85 mi (5,687.19 km) |
| Greenock to Aloha (Oregon) | 4,563.52 mi (7,344.27 km) |
| Greenock to Alpena (Michigan) | 3,342.27 mi (5,378.86 km) |
| Greenock to Alpharetta (Georgia) | 3,919.52 mi (6,307.86 km) |
| Greenock to Alpine (California) | 5,122.96 mi (8,244.61 km) |
| Greenock to Alpine (Utah) | 4,532.59 mi (7,294.50 km) |
| Greenock to Alsip (Illinois) | 3,660.88 mi (5,891.62 km) |
| Greenock to Altadena (California) | 5,087.01 mi (8,186.75 km) |
| Greenock to Altamont (Oregon) | 4,724.49 mi (7,603.33 km) |
| Greenock to Altamonte Springs (Florida) | 4,095.09 mi (6,590.42 km) |
| Greenock to Alton (Illinois) | 3,887.39 mi (6,256.15 km) |
| Greenock to Alton (Texas) | 4,862.21 mi (7,824.97 km) |
| Greenock to Altoona (Iowa) | 3,865.31 mi (6,220.61 km) |
| Greenock to Altoona (Pennsylvania) | 3,374.69 mi (5,431.04 km) |
| Greenock to Altus (Oklahoma) | 4,438.15 mi (7,142.52 km) |
