Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4IRS callsign genealogy
Currently held by BURKE JR, ARTHUR L
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 K4IRS's current licensee, walking backwards.
- Olsen, KarenTNgranted 2019-03-25cancelled 2019-04-19
Successor callsigns
Callsigns held now by people who previously held K4IRS.
- BURKE JR, ARTHUR LFLgranted 2016-06-01
All historical holders
Every license row we've seen with the callsign K4IRS, oldest first.
- BURKE JR, ARTHUR L FL2004-08-14 → cancelled 2006-05-19
- Olsen, Karen TN2019-04-19 active