| Callsign | KP4CAO |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-06-16 |
| Effective Date | 2026-06-16 |
| Expire Date | 2036-06-16 |
| Cancel Date | |
| Last Action Date | 2026-06-16 |
| End Date | 2036-06-16 |
| Available Date | 2038-06-17 |
| Applicant Type | I - Individual |
| Entity Name | OTERO-SANMIGUEL, ENRIQUE A |
| Street Address / Locality | HC 03 BOX 15812 GUAJATACA, PR 00678 |
| County | Quebradillas Municipio |
| Zip Location | 18°26'02.8"N 66°55'38.7"W |
| Maidenhead | FK68mk |
| FRN | 0038333753 |
| Licensee ID/SGIN | L03048448 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | WP4TZO |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 76 |