Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0JAH callsign genealogy
Currently held by Holroyd, James
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 W0JAH's current licensee, walking backwards.
- Holroyd, JamesMNgranted 2017-08-28cancelled 2017-09-15
Successor callsigns
Callsigns held now by people who previously held W0JAH.
No current licensee on record previously held this callsign.