Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7CRD callsign genealogy
Currently held by TELE-TECH AMATEUR RADIO CLUB
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 W7CRD's current licensee, walking backwards.
- Duckworth, Christopher RORgranted 2019-03-08cancelled 2019-06-18
Successor callsigns
Callsigns held now by people who previously held W7CRD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7CRD, oldest first.
- TELE-TECH AMATEUR RADIO CLUB MT1996-03-20 → cancelled 2008-03-21
- Duckworth, Christopher R OR2019-06-18 active