Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N2DL callsign genealogy
Currently held by LEMM, DAVID 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 N2DL's current licensee, walking backwards.
- LICHTENWALTER, DAVID OTXgranted 2004-05-10cancelled 2007-04-27
Successor callsigns
Callsigns held now by people who previously held N2DL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N2DL, oldest first.
- LEMM, DAVID W NY1996-11-05 → cancelled 2000-02-14
- LICHTENWALTER, DAVID O TX2017-02-08 active