Confidence: Medium · Source: FCC ULS · As of 2026-09-11
WB5VIP callsign genealogy
Currently held by MACHEN, KENNETH C
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 WB5VIP's current licensee, walking backwards.
- MACHEN, KENNETH CTXgranted 2010-05-10cancelled 2010-06-08
Successor callsigns
Callsigns held now by people who previously held WB5VIP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB5VIP, oldest first.
- MACHEN, KENNETH C TX1988-03-29 → cancelled 2000-03-30
- MACHEN, KENNETH C TX2020-03-13 active