Amateur Radio Callsign: W4USB
|   | W4USB | 
| CRUMP, ROLAND R MOBILE, AL (United States) | |
| License Status | Active | 
|---|---|
| Operator Class | Advanced | 
| Name | CRUMP, ROLAND R | 
| Granted | 2016-06-04 | 
| Expires | 2026-08-30 | 
| Address | 
 
                 
                