Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4WWK callsign genealogy
Currently held by Crawford, James 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 K4WWK's current licensee, walking backwards.
- Crawford, James DFLgranted 2015-02-09cancelled 2015-03-07
Successor callsigns
Callsigns held now by people who previously held K4WWK.
- WILSON Ms, ELIZABETH AFLgranted 2010-04-27cancelled 2022-04-28
All historical holders
Every license row we've seen with the callsign K4WWK, oldest first.
- WILSON, ELIZABETH A FL2009-02-21 → cancelled 2010-04-27
- Crawford, James D PA2025-01-18 active