| Callsign | N4MRT |
|---|---|
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2024-05-10 |
| Effective Date | 2025-08-12 |
| Expire Date | 2034-05-10 |
| Cancel Date | 2025-08-30 |
| Last Action Date | 2025-08-30 |
| End Date | 2025-08-30 |
| Available Date | 2027-08-31 |
| Applicant Type | I - Individual |
| Entity Name | Davis IV, John R |
| Street Address / Locality | 9910 Great Oaks Way Fairfax, VA 22030 |
| County | Fairfax County |
| Zip Location | 38°50'13.9"N 77°20'25.7"W |
| Maidenhead | FM18hu |
| FRN | 0024845760 |
| Licensee ID/SGIN | L01966528 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | KG5JIK G - General |
| Next Callsign | KF0V |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0011688045 |
| Phonetic weight / Morse weight | 11 / 48 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2024-05-10 | LIISS - License Issued |
| 2024-05-10 | VANGRT - Vanity Call Sign Assigned |
| 2025-08-12 | LIMOD - License Modified |
| 2025-08-30 | LICAN - License Canceled |
FCC comments
| 2025-08-30 | Issued vanity call sign. |