Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3MAC callsign genealogy
Currently held by Chow, Raymond K
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 N3MAC's current licensee, walking backwards.
- Chow, Raymond KWAgranted 2015-08-18cancelled 2015-09-15
Successor callsigns
Callsigns held now by people who previously held N3MAC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3MAC, oldest first.
- Hoffmaster, Lorraine F FL2002-04-19 → cancelled 2014-04-22
- Chow, Raymond K WA2025-08-05 active