| Callsign | WB0JET |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-04-16 |
| Effective Date | 2026-04-16 |
| Expire Date | 2036-06-18 |
| Cancel Date | |
| Last Action Date | 2026-04-16 |
| End Date | 2036-06-18 |
| Available Date | 2038-06-19 |
| Applicant Type | I - Individual |
| Entity Name | UNDERDOWN, SUSAN B |
| Street Address / Locality | 617 Walter Place St. Charles, MO 633014865 |
| County | St. Charles County |
| Zip Location | 38°51'28.9"N 90°27'47.9"W |
| Maidenhead | EM48su |
| FRN | 0003095916 |
| Licensee ID/SGIN | L00208205 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 0 / 0 / MO |
| Prev Callsign / Prev Class | N0MWD P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | A - Former Holder |
| ULS File Number | 0011996990 |
| Phonetic weight / Morse weight | 13 / 72 |