Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7SLR callsign genealogy
Currently held by Murray, William 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 N7SLR's current licensee, walking backwards.
- Roessler, SophiaWAgranted 2016-08-16cancelled 2016-09-07
Successor callsigns
Callsigns held now by people who previously held N7SLR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7SLR, oldest first.
- Murray, William W TX2001-03-28 → cancelled 2013-06-26
- Roessler, Sophia WA2026-06-26 active