| Callsign | KK4ZGX |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2014-03-13 |
| Effective Date | 2015-03-20 |
| Expire Date | 2024-03-13 |
| Cancel Date | 2026-03-14 |
| Last Action Date | 2026-03-14 |
| End Date | 2024-03-13 |
| Available Date | 2026-04-14 |
| Applicant Type | I - Individual |
| Entity Name | Duvall, Mark D |
| Street Address / Locality | 5140 Ashley Dr Nashville, TN 37211 |
| County | Davidson County |
| Zip Location | 36°04'02.0"N 86°43'25.3"W |
| Maidenhead | EM66pb |
| FRN | 0023418205 |
| Licensee ID/SGIN | L01849642 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / TN |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0006718106 |
| Phonetic weight / Morse weight | 11 / 78 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2014-03-13 | SYSGRT - New Systematic Call Sign Assigned |
| 2014-03-13 | LIISS - License Issued |
| 2015-03-20 | LIMOD - License Modified |
| 2026-03-14 | LIEXP - License Expired |