Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WU8B callsign genealogy
Currently held by Mccaffrey, Ivan 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 WU8B's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WU8B.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WU8B, oldest first.
- EUYPE, EMMETT OH1999-04-09 → cancelled 2011-04-12
- Mccaffrey, Ivan W AZ2025-03-08 active