Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2TF callsign genealogy
Currently held by Pieczonka, Henryk
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 AB2TF's current licensee, walking backwards.
- Fichtgmaier, ToddNYgranted 2020-05-18cancelled 2020-06-05
Successor callsigns
Callsigns held now by people who previously held AB2TF.
All historical holders
Every license row we've seen with the callsign AB2TF, oldest first.
- Pieczonka, Henryk NY2001-11-21 → cancelled 2004-11-26
- Fichtemaier, Todd CO2020-06-05 → cancelled 2022-12-06