| Callsign | KR4NRB |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2026-07-14 |
| Effective Date | 2026-07-20 |
| Expire Date | 2036-07-14 |
| Cancel Date | 2026-08-01 |
| Last Action Date | 2026-08-01 |
| End Date | 2026-08-01 |
| Available Date | 2028-08-02 |
| Applicant Type | I - Individual |
| Entity Name | MILLS, MATTHEW B |
| Street Address / Locality | 6618 White Post Rd Centreville, VA 201212147 |
| County | Fairfax County |
| Zip Location | 38°48'39.7"N 77°27'46.6"W |
| Maidenhead | FM18gt |
| FRN | 0023346406 |
| Licensee ID/SGIN | L01841844 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | K2UAS |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012121196 |
| Phonetic weight / Morse weight | 15 / 66 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-07-14 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-07-14 | LIISS - License Issued |
| 2026-07-20 | LIMOD - License Modified |
| 2026-08-01 | LICAN - License Canceled |
FCC comments
| 2026-08-01 | Issued vanity call sign. |