Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA0SAR callsign genealogy
Currently held by ALTIS, ALAN R
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 WA0SAR's current licensee, walking backwards.
- ALTIS, ALAN RMOgranted 2024-03-21cancelled 2024-11-19
Successor callsigns
Callsigns held now by people who previously held WA0SAR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA0SAR, oldest first.
- WELTER, WILLIAM R IA2006-09-13 → cancelled 2018-12-11
- ALTIS, ALAN R MO2024-11-19 active