Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AL7FW callsign genealogy
Currently held by KOSTLIN, STEVEN H
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 AL7FW's current licensee, walking backwards.
- Kostlin, StevenAKgranted 2023-02-24cancelled 2023-04-01
Successor callsigns
Callsigns held now by people who previously held AL7FW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AL7FW, oldest first.
- KOSTLIN, STEVEN H AK1988-09-27 → cancelled 2000-09-28
- Kostlin, Steven AK2023-04-01 active