| Callsign | KO4TTO |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2021-10-04 |
| Effective Date | 2022-04-13 |
| Expire Date | 2031-10-04 |
| Cancel Date | 2022-04-30 |
| Last Action Date | 2022-04-30 |
| End Date | 2022-04-30 |
| Available Date | 2024-05-01 |
| Applicant Type | I - Individual |
| Entity Name | Hatfield, Mary C |
| Street Address / Locality | 10343 Sager Ave Fairfax, VA 22030 |
| County | Fairfax County |
| Zip Location | 38°50'13.9"N 77°20'25.7"W |
| Maidenhead | FM18hu |
| FRN | 0031460090 |
| Licensee ID/SGIN | L02489955 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | |
| Next Callsign | K4LDE |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0009738173 |
| Phonetic weight / Morse weight | 12 / 66 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2021-10-04 | SYSGRT - New Systematic Call Sign Assigned |
| 2021-10-04 | LIISS - License Issued |
| 2022-04-13 | LIAUA - Administrative Update Applied |
| 2022-04-30 | LICAN - License Canceled |
FCC comments
| 2022-04-30 | Issued vanity call sign. |