Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4BNK callsign genealogy
Currently held by Benulis, Conrad A
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 W4BNK's current licensee, walking backwards.
- Benulis, Conrad AFLgranted 2018-02-14cancelled 2018-09-22
Successor callsigns
Callsigns held now by people who previously held W4BNK.
- Benulis, Conrad AFLgranted 2021-02-06
All historical holders
Every license row we've seen with the callsign W4BNK, oldest first.
- Kirchmaier Jr, Charles S FL2004-02-27 → cancelled 2016-05-11
- Benulis, Conrad A MA2018-09-22 → cancelled 2021-02-06