Amateur Radio Callsigns in ZIP Code: 52004
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KB0NRQ | KOCH, JOHN A | DUBUQUE | IA | United States |
| N9RVR | PROCHASKA, SCOTT D | Dubuque | IA | United States |
| KD0BML | Ploessl, Adam J | Dubuque | IA | United States |
| W0DBQ | GREAT RIVER AMATEUR RADIO CLUB | Dubuque | IA | United States |
| KF0EJK | Duffy, Clint G | Dubuque | IA | United States |
| K0JXC | Great River ARC | Dubuque | IA | United States |