Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4TEH callsign genealogy
Currently held by KP4 Expedition Group
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 WP4TEH's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held WP4TEH.
- KP4EGcancelledKP4 Expedition GroupPRgranted 2024-01-30cancelled 2026-06-26