| Portimao to Allouez (Wisconsin) | 4,022.26 mi (6,473.21 km) |
| Portimao to Aloha (Oregon) | 5,420.18 mi (8,722.93 km) |
| Portimao to Alpena (Michigan) | 3,797.67 mi (6,111.76 km) |
| Portimao to Alpharetta (Georgia) | 4,141.38 mi (6,664.91 km) |
| Portimao to Alpine (California) | 5,750.12 mi (9,253.92 km) |
| Portimao to Alpine (Utah) | 5,206.09 mi (8,378.39 km) |
| Portimao to Alsip (Illinois) | 4,086.01 mi (6,575.80 km) |
| Portimao to Altadena (California) | 5,749.69 mi (9,253.23 km) |
| Portimao to Altamont (Oregon) | 5,530.12 mi (8,899.86 km) |
| Portimao to Altamonte Springs (Florida) | 4,164.99 mi (6,702.90 km) |
| Portimao to Alton (Illinois) | 4,283.10 mi (6,892.98 km) |
| Portimao to Alton (Texas) | 5,135.15 mi (8,264.22 km) |
| Portimao to Altoona (Iowa) | 4,353.96 mi (7,007.02 km) |
| Portimao to Altoona (Pennsylvania) | 3,666.86 mi (5,901.24 km) |
| Portimao to Altus (Oklahoma) | 4,868.07 mi (7,834.41 km) |
