Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9EJZ callsign genealogy
Currently held by Kittredge Sr, Richard J
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 KB9EJZ's current licensee, walking backwards.
- Kittredge, Richard JILgranted 2023-07-07cancelled 2023-08-01
Successor callsigns
Callsigns held now by people who previously held KB9EJZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB9EJZ, oldest first.
- KITTREDGE, RICHARD J IL1990-05-29 → cancelled 2002-05-30
- Kittredge Sr, Richard J IL2023-08-01 active