Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AK4OL callsign genealogy
Currently held by Whitis, Mark R
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 AK4OL's current licensee, walking backwards.
- Whitis, Mark RVAgranted 2003-08-04cancelled 2011-11-22
Successor callsigns
Callsigns held now by people who previously held AK4OL.
No current licensee on record previously held this callsign.