Amateur Radio Callsigns in ZIP Code: 74103
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| K5TPD | Ellis, Steven L | Tulsa | OK | United States |
| KI5TZG | Ellis, Thomas C | Tulsa | OK | United States |
| KC5D | GILBERT, FREDERICK P | TULSA | OK | United States |
| KI5JIA | Merrill, David R | Tulsa | OK | United States |
| WT5EOC | TAEMA RADIO CLUB | TULSA | OK | United States |
| N5EVO | Van De Wege, John D | Tulsa | OK | United States |