Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9ESP callsign genealogy
Currently held by Espersen, Daniel M
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 WD9ESP's current licensee, walking backwards.
- Espersen, Daniel MWIgranted 2017-08-04cancelled 2017-10-24
Successor callsigns
Callsigns held now by people who previously held WD9ESP.
No current licensee on record previously held this callsign.