Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9BYK callsign genealogy
Currently held by Paiva, Robert W
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 W9BYK's current licensee, walking backwards.
- Paiva, Robert WWIgranted 2008-03-05cancelled 2008-04-15
Successor callsigns
Callsigns held now by people who previously held W9BYK.
- Paiva, Robert WWIgranted 2018-09-17