Amateur Radio Callsigns in ZIP Code: 51521
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| N0DYB | GOETTSCH, ROBERT D | AVOCA | IA | United States |
| N0NDY | GOETTSCH, BERNITTA S | AVOCA | IA | United States |
| NW0E | Ruffcorn, Ronald E | Avoca | IA | United States |
| WA0RJI | HOCKEN, DAVID L | Avoca | IA | United States |
| KC0ZTJ | Good, Mark A | Avoca | IA | United States |
| KK4KWX | Geraghty, Brian P | Avoca | IA | United States |
| KE0CSK | Sieh, Eric M | Avoca | IA | United States |
| W0KKM | Broderick, Patrick S | Avoca | IA | United States |