| Callsign | WP4RDF |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2019-05-31 |
| Effective Date | 2020-09-22 |
| Expire Date | 2029-05-31 |
| Cancel Date | 2021-12-18 |
| Last Action Date | 2021-12-18 |
| End Date | 2021-12-18 |
| Available Date | 2023-12-19 |
| Applicant Type | I - Individual |
| Entity Name | Echevarria - Paredes, Robert |
| Street Address / Locality | Calle Venecia G-16 Villa Contesa Bayamon, PR 00956 |
| County | Bayamón Municipio |
| Zip Location | 18°19'16.1"N 66°10'13.5"W |
| Maidenhead | FK68vh |
| FRN | 0028540003 |
| Licensee ID/SGIN | L02269745 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | |
| Next Callsign | KP4ECK |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0008672460 |
| Phonetic weight / Morse weight | 13 / 72 |