Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7YUO callsign genealogy
Currently held by Smith, Michael 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 N7YUO's current licensee, walking backwards.
- Smith, Michael LUTgranted 2015-10-08cancelled 2015-11-13
Successor callsigns
Callsigns held now by people who previously held N7YUO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7YUO, oldest first.
- SMITH, MICHAEL L UT2003-07-29 → cancelled 2015-07-30
- Smith, Michael L UT2025-12-23 active