Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AE7DU callsign genealogy
Currently held by Tulp, Dennis L
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 AE7DU's current licensee, walking backwards.
- Tulp, Dennis LMTgranted 2009-05-21cancelled 2009-12-01
Successor callsigns
Callsigns held now by people who previously held AE7DU.
No current licensee on record previously held this callsign.