Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7RJB callsign genealogy
Currently held by RJB AMATEUR RADIO CLUB
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 W7RJB's current licensee, walking backwards.
- Beecroft, Randy JAZgranted 2015-02-20cancelled 2015-04-25
Successor callsigns
Callsigns held now by people who previously held W7RJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7RJB, oldest first.
- RJB AMATEUR RADIO CLUB CA1999-01-13 → cancelled 2011-01-14
- Beecroft, Randy J AZ2025-03-13 active