Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K7DRF callsign genealogy
Currently held by Flint, Donald R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K7DRF's current licensee, walking backwards.
- Flint, Donald RNVgranted 2024-12-21
Successor callsigns
Callsigns held now by people who previously held K7DRF.
- Flint, Donald RNVgranted 2024-12-21
All historical holders
Every license row we've seen with the callsign K7DRF, oldest first.
- Farrell, Donald R ID2002-08-06 → cancelled 2014-08-07
- Flint, Donald R NV2024-09-06 → cancelled 2024-12-21