Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3IPI callsign genealogy
Currently held by Shenk, Mark S
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 K3IPI's current licensee, walking backwards.
- Shenk, Mark SPAgranted 2000-08-24cancelled 2010-04-20
Successor callsigns
Callsigns held now by people who previously held K3IPI.
- Shenk, Mark SPAgranted 2021-08-24