Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9RAK callsign genealogy
Currently held by Krencis, Robert 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 W9RAK's current licensee, walking backwards.
- Krencis, Robert AILgranted 2000-09-29cancelled 2008-08-12
Successor callsigns
Callsigns held now by people who previously held W9RAK.
- Krencis, Robert AFLgranted 2025-07-15