| Callsign | W0RV |
|---|---|
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2008-09-23 |
| Effective Date | 2008-09-23 |
| Expire Date | 2018-09-23 |
| Cancel Date | 2010-10-09 |
| Last Action Date | 2026-08-27 |
| End Date | 2010-10-09 |
| Available Date | 2026-09-27 |
| Applicant Type | I - Individual |
| Entity Name | MALLBERG, ROGER D |
| Street Address / Locality | 2115 Brentwood Lane Billings, MT 59102 |
| County | Yellowstone County |
| Zip Location | 45°46'32.4"N 108°34'48.7"W |
| Maidenhead | DN55rs |
| FRN | 0002258473 |
| Licensee ID/SGIN | L00191763 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 1x2 |
| ULS/Geo Region | 0 / 7 / MT |
| Prev Callsign / Prev Class | W0JU A - Advanced |
| Next Callsign | W0JU W0JU W0JU |
| Trustee Callsign / Trustee Name | |
| Vanity Type | A - Former Holder |
| ULS File Number | |
| Phonetic weight / Morse weight | 9 / 56 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2008-09-23 | LIISS - License Issued |
| 2008-09-23 | VANGRT - Vanity Call Sign Assigned |
| 2010-10-09 | LICAN - License Canceled |
FCC comments
| 2010-10-09 | Issued vanity call sign. |