Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7EMZ callsign genealogy
Currently held by Engler, Stephen 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 W7EMZ's current licensee, walking backwards.
- Engler, Stephen MAZgranted 2016-01-22cancelled 2019-07-02
Successor callsigns
Callsigns held now by people who previously held W7EMZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7EMZ, oldest first.
- CARLSON, ALLEN C WA2004-02-26 → cancelled 2016-05-25
- Engler, Stephen M AZ2019-07-02 active