Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB5EXP callsign genealogy
Currently held by NELSON, MART 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 WB5EXP's current licensee, walking backwards.
- NELSON, MART DTXgranted 2007-02-28cancelled 2011-08-23
Successor callsigns
Callsigns held now by people who previously held WB5EXP.
No current licensee on record previously held this callsign.