Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA4AL callsign genealogy
Currently held by SINGER, BRYAN L
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 NA4AL's current licensee, walking backwards.
- Singer, Bryan LALgranted 2000-03-23cancelled 2001-07-14
Successor callsigns
Callsigns held now by people who previously held NA4AL.
No current licensee on record previously held this callsign.