Amateur Radio Callsigns in ZIP Code: 40203
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KD6TXB | ZAI MAH, MUSTAFA R | LOUISVILLE | KY | United States |
| KE4DKC | ROLLER, CHARLES H | LOUISVILLE | KY | United States |
| KE4JVM | MILLER Mr, DANA E | LOUISVILLE | KY | United States |
| N4LH | Latta Jr, William I | Louisville | KY | United States |
| W4DHL | LOGSDON, STEPHEN S | LOUISVILLE | KY | United States |
| K4ETS | SCHANTZ, DOUGLAS DARREN D | LOUISVILLE | KY | United States |
| KN4SIB | Andrews, Philip S | Louisville | KY | United States |