Amateur Radio Callsigns in ZIP Code: 53561
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| N9SZD | DAHLKE, CAROLYN A | MERRIMAC | WI | United States |
| N9VWI | NELSON JR, JOHN C | MERRIMAC | WI | United States |
| WA9VZP | OLAH, FRANK J | MERRIMAC | WI | United States |
| WB9BPS | LUCK, THOMAS R | Merrimac | WI | United States |
| WB9ECO | PRATT, GARY L | Merrimac | WI | United States |
| KC9IZG | Martin, Christopher A | Merrimac | WI | United States |
| KD9AFK | Holum, Taylor J | Merrimac | WI | United States |