Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ5MWX callsign genealogy
Currently held by Foster, Joel 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 KJ5MWX's current licensee, walking backwards.
- Foster, Joel DOKgranted 2023-11-21cancelled 2025-09-23
Successor callsigns
Callsigns held now by people who previously held KJ5MWX.
- Foster, Joel DOKgranted 2025-12-09