Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4MMK callsign genealogy
Currently held by Lowery Sr, Oliver M
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 W4MMK's current licensee, walking backwards.
- Blanchard, Mark AFLgranted 2024-04-27cancelled 2024-08-16
Successor callsigns
Callsigns held now by people who previously held W4MMK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4MMK, oldest first.
- Lowery Sr, Oliver M GA2004-05-24 → cancelled 2016-08-19
- Blanchard, Mark A FL2024-08-16 active