Amateur Radio Callsigns in ZIP Code: 94963
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KF6YFD | EISENZIMMER, MARINA J | SAN GERONIMO | CA | United States |
| KF6YFE | EISENZIMMER, MYRON J | SAN GERONIMO | CA | United States |
| KJ6ARP | Teufel, William L | San Geronimo | CA | United States |
| KK6PJI | Dieterich, Shevon K | San Geronimo | CA | United States |
| KO6CXM | Nathanson, Emma C | San Geronimo | CA | United States |