Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8CUP callsign genealogy
Currently held by CROCHU, PHILIPPE D
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 W8CUP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W8CUP.
- CROCHU, PHILIPPE DOHgranted 2021-08-03
All historical holders
Every license row we've seen with the callsign W8CUP, oldest first.
- CONSTERDINE, LESLIE C MI1988-09-27 → cancelled 2000-09-28
- CROCHU, PHILIPPE D OH2013-05-24 → cancelled 2021-08-03