| Callsign | KR4OAH |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2026-07-31 |
| Effective Date | 2026-07-31 |
| Expire Date | 2036-07-31 |
| Cancel Date | 2026-08-18 |
| Last Action Date | 2026-08-18 |
| End Date | 2026-08-18 |
| Available Date | 2028-08-19 |
| Applicant Type | I - Individual |
| Entity Name | Chmielewski, Marc S |
| Street Address / Locality | 7808 Sandy Bottom Way Raleigh, NC 276138830 |
| County | Wake County |
| Zip Location | 35°55'34.0"N 78°42'41.1"W |
| Maidenhead | FM05pw |
| FRN | 0038670071 |
| Licensee ID/SGIN | L03068870 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / NC |
| Prev Callsign / Prev Class | |
| Next Callsign | K4GPU |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 13 / 68 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-07-31 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-07-31 | LIISS - License Issued |
| 2026-08-18 | LICAN - License Canceled |
FCC comments
| 2026-08-18 | Issued vanity call sign. |