Amateur Radio Callsigns in ZIP Code: 99349
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| N7MJA | Trout, William O | Mattawa | WA | United States |
| WB7TGW | Melvin, Jon M | MATTAWA | WA | United States |
| KE5BMX | Steding, Grayson W | Mattawa | WA | United States |
| K0HFQ | Anderson, Karl C | Mattawa | WA | United States |
| KJ7QDM | Besherse, Byron S | Mattawa | WA | United States |
| KB7VXL | Perry, David G | MATTAWA | WA | United States |