Amateur Radio Callsigns in ZIP Code: 78583
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KC6ZVD | CASTANEDA, PAUL M | RIO HONDO | TX | United States |
| KD5GXD | MONTEZ, SERAPIO | RIO HONDO | TX | United States |
| N0SHT | EARLEY, STEPHEN S L | RIO HONDO | TX | United States |
| N5VCF | JONES, DAVID L | RIO HONDO | TX | United States |
| WB5EJQ | TICHENOR, ROY E | RIO HONDO | TX | United States |
| KD5IGJ | EARLEY, STEPHANIE A E | Rio Hondo | TX | United States |
| KF5EQO | Hernandez, Enemencio C | RIO HONDO | TX | United States |
| KF5WMJ | Villarreal, Daniel | Rio Hondo | TX | United States |