Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4LBY callsign genealogy
Currently held by COLSON, JOE A
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 W4LBY's current licensee, walking backwards.
- COLSON, JOE AFLgranted 2004-02-03cancelled 2011-08-30
Successor callsigns
Callsigns held now by people who previously held W4LBY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4LBY, oldest first.
- MORGAN, ARTHUR L KY1997-08-19 → cancelled 2009-08-20
- COLSON, JOE A FL2021-06-09 active