Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7WPT callsign genealogy
Currently held by SULLIVAN, RONOLD E
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 K7WPT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K7WPT.
- SULLIVAN, RONOLD ENVgranted 2016-03-25cancelled 2016-08-09
All historical holders
Every license row we've seen with the callsign K7WPT, oldest first.
- SULLIVAN, RONOLD E NV2015-09-15 → cancelled 2016-03-25
- SULLIVAN, RONOLD E NV2017-12-29 active