Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4EG callsign genealogy
Currently held by CORTES JR, HERMAN
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 KP4EG's current licensee, walking backwards.
- WP4TEHcancelledKP4 Expedition GroupPRgranted 2024-01-10cancelled 2024-01-30
Successor callsigns
Callsigns held now by people who previously held KP4EG.
- WP3IactiveKP4 Expedition GroupPRgranted 2026-06-26
All historical holders
Every license row we've seen with the callsign KP4EG, oldest first.
- CORTES JR, HERMAN NJ2000-04-28 → cancelled 2012-05-30
- KP4 Expedition Group PR2024-01-30 → cancelled 2026-06-26