Amateur Radio Callsigns in ZIP Code: 72443
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KB5VYL | BUTTS, JAMES R | marmaduke | AR | United States |
| NC5J | PARKER, DAVID G | MARMADUKE | AR | United States |
| WB6YEP | Teeter, Gerry M | Marmaduke | AR | United States |
| KG5NXG | Winn, Jonathan D | Marmaduke | AR | United States |
| KG5YQK | Davis, Daniel | Marmaduke | AR | United States |
| W5RZM | Hatley, James L | Marmaduke | AR | United States |
| KJ5EGD | Jackson, David W | Marmaduke | AR | United States |