Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7PRT callsign genealogy
Currently held by THOMAS, JOHNNIE L
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 KB7PRT's current licensee, walking backwards.
- TOONE, PHILLIPUTgranted 2020-05-14cancelled 2020-06-01
Successor callsigns
Callsigns held now by people who previously held KB7PRT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7PRT, oldest first.
- THOMAS, JOHNNIE L NV1992-08-18 → cancelled 2004-08-19
- TOONE, PHILLIP UT2020-06-01 active