Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB6NLA callsign genealogy
Currently held by Parker, Michael R
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 WB6NLA's current licensee, walking backwards.
- Parker, Michael RCAgranted 2009-07-14cancelled 2017-10-28
Successor callsigns
Callsigns held now by people who previously held WB6NLA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB6NLA, oldest first.
- SACKS, BERTRAM CA1993-01-12 → cancelled 2005-01-13
- Parker, Michael R CA2017-10-28 active