Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5TCW callsign genealogy
Currently held by SUMMERS, DAVID 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 N5TCW's current licensee, walking backwards.
- GREENLEE, TIMOTHY BTXgranted 2002-07-24cancelled 2010-12-14
Successor callsigns
Callsigns held now by people who previously held N5TCW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5TCW, oldest first.
- SUMMERS, DAVID L OK1991-04-30 → cancelled 2003-05-01
- GREENLEE, TIMOTHY B AL2020-09-22 active