Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W7VPI callsign genealogy
Currently held by Heilmann, John D
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 W7VPI's current licensee, walking backwards.
- Heilmann, John DNCgranted 2022-02-07cancelled 2022-02-26
Successor callsigns
Callsigns held now by people who previously held W7VPI.
- Heilmann, John DOHgranted 2024-10-25cancelled 2026-02-20