Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA4NLW callsign genealogy
Currently held by Cook, Matthew 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 WA4NLW's current licensee, walking backwards.
- Cook, Matthew WFLgranted 2018-05-14cancelled 2018-09-22
Successor callsigns
Callsigns held now by people who previously held WA4NLW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4NLW, oldest first.
- COOK, RAYMOND W FL2015-03-11 → cancelled 2018-04-04
- Cook, Matthew W FL2018-09-22 active