Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9VVY callsign genealogy
Currently held by KRATOCHVIL, 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 W9VVY's current licensee, walking backwards.
- Re, ChristopherOHgranted 2020-09-15cancelled 2020-10-03
Successor callsigns
Callsigns held now by people who previously held W9VVY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9VVY, oldest first.
- KRATOCHVIL, ROBERT A IL2004-01-27 → cancelled 2016-04-20
- Re, Christopher OH2020-10-03 active