Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2MDH callsign genealogy
Currently held by Hobert, Matthew
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 W2MDH's current licensee, walking backwards.
- Hobert, Matthew DNYgranted 2018-10-18cancelled 2020-07-31
Successor callsigns
Callsigns held now by people who previously held W2MDH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W2MDH, oldest first.
- TANENBAUM, LOUIS J NV2004-03-01 → cancelled 2016-05-25
- Hobert, Matthew NY2020-07-31 active