| Callsign | WP4REH |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2019-08-02 |
| Effective Date | 2019-09-07 |
| Expire Date | 2029-08-02 |
| Cancel Date | 2020-05-27 |
| Last Action Date | 2020-05-27 |
| End Date | 2020-05-27 |
| Available Date | 2022-05-28 |
| Applicant Type | I - Individual |
| Entity Name | Alvarez-Mayoral, Francisco I |
| Street Address / Locality | HC1 Box 9326 Guayanilla, PR 00656 |
| County | Guayanilla Municipio |
| Zip Location | 18°03'12.7"N 66°47'34.6"W |
| Maidenhead | FK68ob |
| FRN | 0027528801 |
| Licensee ID/SGIN | L02186257 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | |
| Next Callsign | KP4IAM |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0008751362 |
| Phonetic weight / Morse weight | 13 / 64 |