Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7WWM callsign genealogy
Currently held by McLean, William W
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 K7WWM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K7WWM.
- McLean, William WFLgranted 2019-07-16cancelled 2021-02-17
All historical holders
Every license row we've seen with the callsign K7WWM, oldest first.
- McLean Jr., William W FL2019-06-28 → cancelled 2019-07-16
- McLean, William W MN2021-02-17 active