Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K8AMP callsign genealogy
Currently held by RYBICKI, RAYMOND 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 K8AMP's current licensee, walking backwards.
- DeRousie Jr, Thomas PMIgranted 2004-06-17cancelled 2004-08-20
Successor callsigns
Callsigns held now by people who previously held K8AMP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8AMP, oldest first.
- RYBICKI, RAYMOND D MI1990-11-27 → cancelled 2002-11-28
- DeRousie Jr, Thomas P MI2024-07-23 active