| Callsign | WP4OCA |
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2019-07-02 |
| Effective Date | 2019-07-02 |
| Expire Date | 2029-09-29 |
| Cancel Date | |
| Last Action Date | 2019-07-02 |
| End Date | 2029-09-29 |
| Available Date | 2031-09-30 |
| Applicant Type | I - Individual |
| Entity Name | Menchaca-Valentin, Julio E |
| Street Address / Locality | HC 4 Box 5452 Guaynabo, PR 00971 |
| County | Guaynabo Municipio |
| Zip Location | 18°19'08.0"N 66°07'09.1"W |
| Maidenhead | FK68wh |
| FRN | 0019145176 |
| Licensee ID/SGIN | L01521170 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0004374702 |
| Phonetic weight / Morse weight | 12 / 76 |