| Callsign | KR4MFX |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-05-16 |
| Effective Date | 2026-09-05 |
| Expire Date | 2036-05-16 |
| Cancel Date | |
| Last Action Date | 2026-09-05 |
| End Date | 2036-05-16 |
| Available Date | 2038-05-17 |
| Applicant Type | I - Individual |
| Entity Name | Guerrero Jr, Fernando |
| Street Address / Locality | 2500 Dallas Hwy. SW, Suite 202, PO Box 332 Marietta, GA 30064 |
| County | Cobb County |
| Zip Location | 33°56'25.6"N 84°36'34.9"W |
| Maidenhead | EM73qw |
| FRN | 0035779347 |
| Licensee ID/SGIN | L02829924 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / GA |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012173278 |
| Phonetic weight / Morse weight | 12 / 72 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-05-16 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-05-16 | LIISS - License Issued |
| 2026-09-02 | LIMOD - License Modified |
| 2026-09-05 | LIAUA - Administrative Update Applied |