| Callsign | KP3DM |
| Radio Service | HV - Vanity |
| License Status | E - Expired |
| Grant Date | 2013-06-25 |
| Effective Date | 2013-06-25 |
| Expire Date | 2023-06-25 |
| Cancel Date | 2025-06-26 |
| Last Action Date | 2025-06-26 |
| End Date | 2023-06-25 |
| Available Date | 2025-07-27 |
| Applicant Type | I - Individual |
| Entity Name | MASTACHE, DAVID |
| Street Address / Locality | PO Box 1752 BARCELONETA, PR 006171752 |
| County | Barceloneta Municipio |
| Zip Location | 18°26'51.1"N 66°33'27.7"W |
| Maidenhead | FK68rk |
| FRN | 0001851682 |
| Licensee ID/SGIN | L00180716 / 000 |
| Licensee Class | A - Advanced |
| Callsign Group | C - 2x2 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | WP4KFD P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 8 / 62 |