Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4BBX callsign genealogy
Currently held by Marshall, James D
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 W4BBX's current licensee, walking backwards.
- Marshall, James DFLgranted 2018-03-27cancelled 2018-04-27
Successor callsigns
Callsigns held now by people who previously held W4BBX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4BBX, oldest first.
- BURR, EDWARD A FL2005-12-06 → cancelled 2017-12-09
- Marshall, James D TN2018-04-27 active