Amateur Radio Callsigns in ZIP Code: 20676
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| N3ULL | L ARGENT FLYNN, KIMBERLY A | PORT REPUBLIC | MD | United States |
| WB2ASR | GRAZIANO, NICHOLAS A | PORT REPUBLIC | MD | United States |
| KB3JMC | COEYMAN JR, ROBERT L | Port Republic | MD | United States |
| W3RRM | MATTESON, RANDY R | PORT REPUBLIC | MD | United States |
| KC3RYA | Matteson, Carly | Port Republic | MD | United States |