Amateur Radio Callsigns in ZIP Code: 77003
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KD5WVH | Farre, Douglas G | HOUSTON | TX | United States |
| WA5RHU | McMillin, Jeffery L | Houston | TX | United States |
| KG5ELM | Lefler Jr, Joseph T | Houston | TX | United States |
| KG5KXP | Clavell, Carlos | Houston | TX | United States |
| KI5ZRP | OZKANOGLU, FATIH | HOUSTON | TX | United States |
| KQ4HBI | King, Nicholas E | Houston | TX | United States |