Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9PAM callsign genealogy
Currently held by Mataka, Jan J
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 W9PAM's current licensee, walking backwards.
- Mataka, Jan JILgranted 2020-06-30cancelled 2020-10-27
Successor callsigns
Callsigns held now by people who previously held W9PAM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9PAM, oldest first.
- BURKE, WILLIAM R IL2007-08-04 → cancelled 2019-10-03
- Mataka, Jan J IL2020-10-27 active