| Waterloo to Allouez (Wisconsin) | 4,038.42 mi (6,499.21 km) |
| Waterloo to Aloha (Oregon) | 5,081.30 mi (8,177.55 km) |
| Waterloo to Alpena (Michigan) | 3,841.40 mi (6,182.14 km) |
| Waterloo to Alpharetta (Georgia) | 4,388.70 mi (7,062.94 km) |
| Waterloo to Alpine (California) | 5,643.57 mi (9,082.45 km) |
| Waterloo to Alpine (Utah) | 5,053.79 mi (8,133.30 km) |
| Waterloo to Alsip (Illinois) | 4,158.81 mi (6,692.96 km) |
| Waterloo to Altadena (California) | 5,608.50 mi (9,026.01 km) |
| Waterloo to Altamont (Oregon) | 5,244.70 mi (8,440.54 km) |
| Waterloo to Altamonte Springs (Florida) | 4,536.69 mi (7,301.10 km) |
| Waterloo to Alton (Illinois) | 4,383.27 mi (7,054.19 km) |
| Waterloo to Alton (Texas) | 5,348.10 mi (8,606.94 km) |
| Waterloo to Altoona (Iowa) | 4,372.05 mi (7,036.14 km) |
| Waterloo to Altoona (Pennsylvania) | 3,849.86 mi (6,195.75 km) |
| Waterloo to Altus (Oklahoma) | 4,941.87 mi (7,953.17 km) |
