| Zipcode | Community | City | State | Metro Area |
|---|---|---|---|---|
| 13165 | Waterloo | Waterloo | New York | Seneca Falls NY |
| 17021 | Waterloo | East waterford | Pennsylvania | |
| 18255 | Weatherly | Weatherly | Pennsylvania | Allentown-Bethlehem-Easton PA-NJ |
| 29384 | Waterloo | Waterloo | South Carolina | Greenville-Anderson-Mauldin SC |
| 35677 | Waterloo | Waterloo | Alabama | Florence-Muscle Shoals AL |
| 45688 | Waterloo | Waterloo | Ohio | Huntington-Ashland WV-KY-OH |
| 46793 | Waterloo | Waterloo | Indiana | Auburn IN |
| 50701 | Waterloo | Waterloo | Iowa | Waterloo-Cedar Falls IA |
| 50702 | Waterloo | Waterloo | Iowa | Waterloo-Cedar Falls IA |
| 50703 | Waterloo | Waterloo | Iowa | Waterloo-Cedar Falls IA |
| 50704 | Waterloo | Waterloo | Iowa | Waterloo-Cedar Falls IA |
| 50707 | Waterloo | Evansdale | Iowa | Waterloo-Cedar Falls IA |
| 53594 | Waterloo | Waterloo | Wisconsin | Watertown-Fort Atkinson WI |
| 62298 | Waterloo | Waterloo | Illinois | St. Louis MO-IL |
| 68069 | Waterloo | Waterloo | Nebraska | Omaha-Council Bluffs NE-IA |
| 79380 | Whitharral | Whitharral | Texas | Levelland TX |