Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ4FIP callsign genealogy
Currently held by Penton, Pablo A
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 KJ4FIP's current licensee, walking backwards.
- Penton, Pablo AFLgranted 2008-06-18cancelled 2008-07-22
Successor callsigns
Callsigns held now by people who previously held KJ4FIP.
- Penton, Pablo AILgranted 2018-08-21