Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1CRJ callsign genealogy
Currently held by WALTERS, JEFFREY B
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 K1CRJ's current licensee, walking backwards.
- Jacobs, Eric SNHgranted 2026-05-27cancelled 2026-06-16
Successor callsigns
Callsigns held now by people who previously held K1CRJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1CRJ, oldest first.
- WALTERS, JEFFREY B MA2005-04-20 → cancelled 2017-04-21
- Jacobs, Eric S NH2026-06-16 active