Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1DAH callsign genealogy
Currently held by Haberman, David A
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 W1DAH's current licensee, walking backwards.
- Haberman, David AOHgranted 2016-03-24cancelled 2016-04-15
Successor callsigns
Callsigns held now by people who previously held W1DAH.
- Haberman, David AOHgranted 2016-09-03