| Callsign | K7EFA |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-09-19 |
| Effective Date | 2026-09-19 |
| Expire Date | 2036-10-08 |
| Cancel Date | |
| Last Action Date | 2026-09-19 |
| End Date | 2036-10-08 |
| Available Date | 2038-10-09 |
| Applicant Type | B - Amateur Club |
| Entity Name | YELLOWSTONE RADIO CLUB |
| Street Address / Locality | PO Box 883 Billings, MT 59103 |
| County | Yellowstone |
| Zip Location | 45°46'59.9"N 108°30'02.5"W |
| Maidenhead | DN55rs |
| FRN | 0015265218 |
| Licensee ID/SGIN | L01170911 / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 7 / 7 / MT |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | KC7AX WADDINGHAM, GARY B |
| Vanity Type | |
| ULS File Number | 0012189922 |
| Phonetic weight / Morse weight | 10 / 52 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-07-10 | LITIN - TIN Updated |
| 2006-07-10 | LIREN - License Renewed |
| 2010-03-25 | LIMOD - License Modified |
| 2010-12-06 | LIAUA - Administrative Update Applied |
| 2012-02-27 | LIMOD - License Modified |
| 2016-09-23 | LIREN - License Renewed |
| 2018-11-27 | LIMOD - License Modified |
| 2020-01-14 | LIMOD - License Modified |
| 2020-01-15 | LIAUA - Administrative Update Applied |
| 2026-09-19 | LIREN - License Renewed |