Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0AOL callsign genealogy
Currently held by WOLF, JOHN P
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 N0AOL's current licensee, walking backwards.
- King, Justin RCOgranted 2007-03-20cancelled 2009-01-10
Successor callsigns
Callsigns held now by people who previously held N0AOL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0AOL, oldest first.
- WOLF, JOHN P KS1998-08-19 → cancelled 2004-09-27
- King, Justin R SD2018-10-18 active