| Gourock to Accokeek (Maryland) | 3,409.40 mi (5,486.90 km) |
| Gourock to Acworth (Georgia) | 3,933.20 mi (6,329.87 km) |
| Gourock to Ada (Oklahoma) | 4,336.69 mi (6,979.23 km) |
| Gourock to Addison (Illinois) | 3,655.70 mi (5,883.29 km) |
| Gourock to Addison (Texas) | 4,440.15 mi (7,145.73 km) |
| Gourock to Adelanto (California) | 5,041.29 mi (8,113.17 km) |
| Gourock to Adelphi (Maryland) | 3,391.92 mi (5,458.77 km) |
| Gourock to Adrian (Michigan) | 3,513.97 mi (5,655.19 km) |
| Gourock to Affton (Missouri) | 3,909.85 mi (6,292.30 km) |
| Gourock to Agoura Hills (California) | 5,106.81 mi (8,218.62 km) |
| Gourock to Aguadilla (Puerto Rico) | 4,105.92 mi (6,607.84 km) |
| Gourock to Aiken (South Carolina) | 3,849.14 mi (6,194.59 km) |
| Gourock to Akron (Ohio) | 3,461.19 mi (5,570.24 km) |
| Gourock to Alabaster (Alabama) | 4,057.79 mi (6,530.38 km) |
| Gourock to Alachua (Florida) | 4,075.25 mi (6,558.48 km) |
