Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3IP callsign genealogy
Currently held by KOSTENBAUDER, KIP R
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 K3IP's current licensee, walking backwards.
- KOSTENBAUDER, KIP RPAgranted 2024-06-15cancelled 2024-07-12
Successor callsigns
Callsigns held now by people who previously held K3IP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3IP, oldest first.
- SHAUBACH JR, HENRY PA2017-02-10 → cancelled 2022-06-22
- KOSTENBAUDER, KIP R PA2024-07-12 active