Amateur Radio Callsigns in ZIP Code: 55816
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KA0NAO | FORSBLAD, RICHARD J | Duluth | MN | United States |
| KB0UQC | CASPERSEN, RONALD L | DULUTH | MN | United States |
| WA0PLB | Engman, Elmer J | Duluth | MN | United States |
| W0MD | KERSTEN II, RALPH B | DULUTH | MN | United States |
| KC0RTX | Scott, Randy L | DULUTH | MN | United States |
| KC0SJB | Olson Sr, Lloyd R | Duluth | MN | United States |
| KC0WCT | Saranpaa, Carol A | Duluth | MN | United States |
| KD0FQL | WOJTKOWIAK, KENNETH S | DULUTH | MN | United States |
| NA0RC | Northern Amateur Radio Club | Duluth | MN | United States |