Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1JH callsign genealogy
Currently held by Sulouff Jr, Robert 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 W1JH's current licensee, walking backwards.
- Keppel, EricMEgranted 2011-08-18cancelled 2014-06-06
Successor callsigns
Callsigns held now by people who previously held W1JH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JH, oldest first.
- FENTON, G DONALD AZ1994-04-19 → cancelled 2000-02-24
- Sulouff Jr, Robert E VA2002-05-17 → cancelled 2014-05-20
- Keppel, Eric ME2024-09-24 active