Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3CMD callsign genealogy
Currently held by DIEHL, CRAIG 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 K3CMD's current licensee, walking backwards.
- DIEHL, CRAIG MPAgranted 1999-10-12cancelled 2009-07-18
Successor callsigns
Callsigns held now by people who previously held K3CMD.
- KELLY, DEAN EMDgranted 2019-12-20
All historical holders
Every license row we've seen with the callsign K3CMD, oldest first.
- KELLY, DEAN E MD1999-05-18 → cancelled 2000-02-18
- DIEHL, CRAIG M PA2019-06-14 active