Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2DTP callsign genealogy
Currently held by Posbergh, Alfred C
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 W2DTP's current licensee, walking backwards.
- POSBERGH, KEVIN ENJgranted 2013-01-23cancelled 2017-04-14
- KB2MPWno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W2DTP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W2DTP, oldest first.
- Posbergh, Alfred C NJ2017-01-12 → cancelled 2017-02-15
- POSBERGH, KEVIN E NJ2017-04-14 active