Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WO3H callsign genealogy
Currently held by HUMES SR, GARY E
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 WO3H's current licensee, walking backwards.
- HUMES, GARY EPAgranted 2003-01-29cancelled 2012-12-07
- KA3ZHRno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WO3H.
- KENDALL, PETER GCAgranted 2018-02-21
All historical holders
Every license row we've seen with the callsign WO3H, oldest first.
- KENDALL, PETER G CA2001-05-15 → cancelled 2008-04-18
- HUMES SR, GARY E PA2022-10-22 active