Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4ARB callsign genealogy
Currently held by STEWART, MICHAEL F
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 WA4ARB's current licensee, walking backwards.
- Stewart, Michael FNYgranted 2023-06-30cancelled 2023-07-29
Successor callsigns
Callsigns held now by people who previously held WA4ARB.
No current licensee on record previously held this callsign.