| Callsign | KC9GDI |
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2008-01-04 |
| Effective Date | 2008-01-04 |
| Expire Date | 2018-01-04 |
| Cancel Date | 2020-01-07 |
| Last Action Date | 2020-01-07 |
| End Date | 2018-01-04 |
| Available Date | 2020-02-07 |
| Applicant Type | I - Individual |
| Entity Name | Pfeffer, Elwood W |
| Street Address / Locality | HCR 3 Box 3772 Greenville, MO 63944 |
| County | Wayne County |
| Zip Location | 37°06'47.4"N 90°21'34.2"W |
| Maidenhead | EM47tc |
| FRN | 0010957983 |
| Licensee ID/SGIN | L00866717 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 9 / 0 / MO |
| Prev Callsign / Prev Class | KA9PNT P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0003276963 |
| Phonetic weight / Morse weight | 12 / 74 |