Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1OL callsign genealogy
Currently held by Badzinski, Michael 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 W1OL's current licensee, walking backwards.
- Quartarone, Guy SMAgranted 2006-04-08cancelled 2008-12-30
Successor callsigns
Callsigns held now by people who previously held W1OL.
- Badzinski, Michael JNHgranted 2016-09-16
All historical holders
Every license row we've seen with the callsign W1OL, oldest first.
- PAULSEN, IVER MA1994-07-16 → cancelled 1995-03-11
- Badzinski, Michael J NH2004-08-31 → cancelled 2006-12-08
- Quartarone, Guy S MA2018-10-20 active