Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N8TCS callsign genealogy
Currently held by McMullin, Timothy A
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 N8TCS's current licensee, walking backwards.
- McMullin, Timothy AMIgranted 2024-05-07cancelled 2024-05-31
Successor callsigns
Callsigns held now by people who previously held N8TCS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N8TCS, oldest first.
- PRATT JR, ROY B OH2012-01-23 → cancelled 2024-04-16
- McMullin, Timothy A MI2024-05-31 active