Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7JIB callsign genealogy
Currently held by Butler, Richard S
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 W7JIB's current licensee, walking backwards.
- Butler, Richard SORgranted 2013-11-25cancelled 2013-12-17
Successor callsigns
Callsigns held now by people who previously held W7JIB.
No current licensee on record previously held this callsign.