Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4IPO callsign genealogy
Currently held by Hildreth, Jeffery L
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 W4IPO's current licensee, walking backwards.
- Hildreth, Jeffery LFLgranted 2010-04-22cancelled 2019-05-07
Successor callsigns
Callsigns held now by people who previously held W4IPO.
No current licensee on record previously held this callsign.