Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC7FNY callsign genealogy
Currently held by POIKUS, RALPH D
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 KC7FNY's current licensee, walking backwards.
- Poikus, Ralph DNDgranted 2018-05-30cancelled 2018-07-03
Successor callsigns
Callsigns held now by people who previously held KC7FNY.
- Poikus, Ralph DNDgranted 2019-05-21
All historical holders
Every license row we've seen with the callsign KC7FNY, oldest first.
- POIKUS, RALPH D NV1994-09-14 → cancelled 2006-09-15
- Poikus, Ralph D ND2018-07-03 → cancelled 2019-05-21