Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0JAZ callsign genealogy
Currently held by Pierpont Jr, Howard F
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 KD0JAZ's current licensee, walking backwards.
- Salesses, JackCOgranted 2023-09-16cancelled 2023-10-06
Successor callsigns
Callsigns held now by people who previously held KD0JAZ.
- Pierpont Jr, Howard FTXgranted 2025-11-27
All historical holders
Every license row we've seen with the callsign KD0JAZ, oldest first.
- Pierpont Jr, Howard F CO2009-10-05 → cancelled 2015-08-21
- Salesses, Jack CO2023-10-06 active