Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1AIU callsign genealogy
Currently held by STOFKO III, JOSEPH M
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 W1AIU's current licensee, walking backwards.
- STOFKO III, JOSEPH MCTgranted 1998-05-27cancelled 2008-01-23
Successor callsigns
Callsigns held now by people who previously held W1AIU.
No current licensee on record previously held this callsign.