Confidence: Medium · Source: FCC ULS · As of 2026-09-11
AB2OF callsign genealogy
Currently held by TREPANOWSKI, Laura
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 AB2OF's current licensee, walking backwards.
- TREPANOWSKI, LauraNYgranted 2001-08-23cancelled 2002-03-21
- KE2YPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB2OF.
- Krupp, LauraFLgranted 2012-03-06cancelled 2024-04-17