| Callsign | KB3GZK |
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2007-10-23 |
| Effective Date | 2007-10-23 |
| Expire Date | 2017-11-19 |
| Cancel Date | 2019-11-20 |
| Last Action Date | 2019-11-20 |
| End Date | 2017-11-19 |
| Available Date | 2019-12-21 |
| Applicant Type | I - Individual |
| Entity Name | Nueslein, Mark H |
| Street Address / Locality | 24360 Heron Pond Ln Hollywood, MD 20636 |
| County | St. Mary's County |
| Zip Location | 38°21'07.7"N 76°34'01.9"W |
| Maidenhead | FM18ri |
| FRN | 0003315645 |
| Licensee ID/SGIN | L00222306 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 3 / 3 / MD |
| Prev Callsign / Prev Class | KA3ICG P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 10 / 78 |