Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ZIM callsign genealogy
Currently held by Whitwell, Josh
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 K5ZIM's current licensee, walking backwards.
- Whitwell, JoshuaAPgranted 2022-03-21cancelled 2023-05-26
Successor callsigns
Callsigns held now by people who previously held K5ZIM.
- Whitwell, JoshAPgranted 2023-10-20
All historical holders
Every license row we've seen with the callsign K5ZIM, oldest first.
- HARDIN, EDWIN R TX2010-05-18 → cancelled 2022-05-19
- Whitwell, Josh AP2023-05-26 → cancelled 2023-10-20