Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0XO callsign genealogy
Currently held by JOHNSON, LESLIE V
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 W0XO's current licensee, walking backwards.
- HAYNES, JONATHAN CMNgranted 2014-09-19cancelled 2014-10-07
Successor callsigns
Callsigns held now by people who previously held W0XO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0XO, oldest first.
- JOHNSON, LESLIE V IA2007-10-23 → cancelled 2014-08-22
- HAYNES, JONATHAN C WA2025-01-24 active