Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7JPL callsign genealogy
Currently held by Leach, Sean P
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 W7JPL's current licensee, walking backwards.
- Leach, Sean PAZgranted 2020-07-27cancelled 2020-08-14
Successor callsigns
Callsigns held now by people who previously held W7JPL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7JPL, oldest first.
- CLIFTON, BUDDY G CA2007-11-27 → cancelled 2019-11-28
- Leach, Sean P AZ2020-08-14 active