Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB7EDM callsign genealogy
Currently held by Hartley, Robert L
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 WB7EDM's current licensee, walking backwards.
- Hartley, Robert LVAgranted 2017-08-31cancelled 2018-02-06
Successor callsigns
Callsigns held now by people who previously held WB7EDM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB7EDM, oldest first.
- Hartley, Murlin L AZ2011-06-23 → cancelled 2017-02-08
- Hartley, Robert L VA2018-02-06 active