Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6PYP callsign genealogy
Currently held by Jertberg, Greg W
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 W6PYP's current licensee, walking backwards.
- Jertberg, Greg WCAgranted 2011-07-01cancelled 2021-02-06
Successor callsigns
Callsigns held now by people who previously held W6PYP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6PYP, oldest first.
- HEARD, ALEXANDER J CA2005-03-16 → cancelled 2017-05-31
- Jertberg, Greg W CA2021-02-06 active