| Callsign | W6UNF |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2018-12-11 |
| Effective Date | 2019-04-09 |
| Expire Date | 2028-12-11 |
| Cancel Date | |
| Last Action Date | 2019-04-09 |
| End Date | 2028-12-11 |
| Available Date | 2030-12-12 |
| Applicant Type | I - Individual |
| Entity Name | MARKLINGER, DOUGLAS B |
| Street Address / Locality | 177 Humboldt street SAN RAFAEL, CA 949011712 |
| County | Marin County |
| Zip Location | 37°58'41.3"N 122°29'51.3"W |
| Maidenhead | CM87sx |
| FRN | 0001992981 |
| Licensee ID/SGIN | L00253786 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 6 / 6 / CA |
| Prev Callsign / Prev Class | KC6UNF P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 11 / 56 |