Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5AIR callsign genealogy
Currently held by AULENBACHER JR, WALTER E
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 K5AIR's current licensee, walking backwards.
- RANDALL, LEEOKgranted 2007-10-09cancelled 2008-04-22
Successor callsigns
Callsigns held now by people who previously held K5AIR.
- AULENBACHER JR, WALTER ETXgranted 2019-09-27
All historical holders
Every license row we've seen with the callsign K5AIR, oldest first.
- AULENBACHER JR, WALTER E TX1998-06-11 → cancelled 1999-11-17
- KIRBY JR, DAN M MO2002-03-07 → cancelled 2005-07-03
- RANDALL, LEE AR2018-02-22 active