| Callsign | WP4SIF |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2022-06-01 |
| Effective Date | 2022-06-01 |
| Expire Date | 2032-06-01 |
| Cancel Date | 2022-06-22 |
| Last Action Date | 2022-06-22 |
| End Date | 2022-06-22 |
| Available Date | 2024-06-23 |
| Applicant Type | I - Individual |
| Entity Name | NEGRON VAZQUEZ, GERARDO J |
| Street Address / Locality | HC 01 BOX 4031 UTUADO, PR 00641 |
| County | Utuado Municipio |
| Zip Location | 18°15'47.1"N 66°42'46.7"W |
| Maidenhead | FK68pg |
| FRN | 0032470437 |
| Licensee ID/SGIN | L02565369 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | |
| Next Callsign | WP4LRD |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 14 / 66 |