Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1CPJ callsign genealogy
Currently held by Jeans, Christopher
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 W1CPJ's current licensee, walking backwards.
- Jeans, ChristopherORgranted 2019-02-05cancelled 2023-07-14
Successor callsigns
Callsigns held now by people who previously held W1CPJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1CPJ, oldest first.
- ATWOOD, RALPH F MA1990-05-22 → cancelled 2002-05-23
- Jeans, Christopher OR2023-07-14 active