Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9JOL callsign genealogy
Currently held by Tarr, Christopher D
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 W9JOL's current licensee, walking backwards.
- Tarr, Christopher DILgranted 2002-03-26cancelled 2002-04-16
Successor callsigns
Callsigns held now by people who previously held W9JOL.
No current licensee on record previously held this callsign.