Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3EAI callsign genealogy
Currently held by HENRICH, JOHN 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 W3EAI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W3EAI.
- OLSON, DAVID BPAgranted 2024-11-02
All historical holders
Every license row we've seen with the callsign W3EAI, oldest first.
- HENRICH, JOHN R PA1995-06-20 → cancelled 2007-06-21
- OLSON, DAVID B PA2011-10-29 → cancelled 2015-01-23