Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4LAM callsign genealogy
Currently held by Martin, Luis
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 N4LAM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N4LAM.
- Maennel, Peter HTXgranted 2020-09-22
All historical holders
Every license row we've seen with the callsign N4LAM, oldest first.
- Maennel, Peter TN2007-07-24 → cancelled 2010-12-07
- Martin, Luis FL2024-02-21 active