Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3FW callsign genealogy
Currently held by Hasselback, Walter 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 AB3FW's current licensee, walking backwards.
- Hasselback, Walter LPAgranted 2007-05-15cancelled 2007-07-26
Successor callsigns
Callsigns held now by people who previously held AB3FW.
No current licensee on record previously held this callsign.