Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1ZD callsign genealogy
Currently held by WELLS, JOHN 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 W1ZD's current licensee, walking backwards.
- PINGREE, LOCKHART JAZgranted 1996-06-18cancelled 2000-06-27
- KB7TQno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W1ZD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1ZD, oldest first.
- WELLS, JOHN M FL1988-06-07 → cancelled 2000-06-09
- PINGREE, LOCKHART J AZ2020-04-07 active