Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3MK callsign genealogy
Currently held by Snider Jr, Donald G
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 N3MK's current licensee, walking backwards.
- Snider Jr, Donald GMDgranted 1994-07-14cancelled 2001-03-16
Successor callsigns
Callsigns held now by people who previously held N3MK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3MK, oldest first.
- KEYSER, MORTON PA1988-03-29 → cancelled 2000-03-30
- Snider Jr, Donald G VA2021-01-13 active