| Callsign | KM3I |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-06-30 |
| Effective Date | 2026-06-30 |
| Expire Date | 2036-06-30 |
| Cancel Date | |
| Last Action Date | 2026-06-30 |
| End Date | 2036-06-30 |
| Available Date | 2038-07-01 |
| Applicant Type | I - Individual |
| Entity Name | Grumbine, John |
| Street Address / Locality | 134 Hoodridge Dr Pittsburgh, PA 15228 |
| County | Allegheny County |
| Zip Location | 40°22'14.4"N 80°02'38.9"W |
| Maidenhead | EN90xi |
| FRN | 0034834523 |
| Licensee ID/SGIN | L02751445 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x1 |
| ULS/Geo Region | 3 / 3 / PA |
| Prev Callsign / Prev Class | KC3YPA G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 7 / 44 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-06-30 | LIISS - License Issued |
| 2026-06-30 | VANGRT - Vanity Call Sign Assigned |