Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1TTL callsign genealogy
Currently held by Murphy, Matthew B
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 K1TTL's current licensee, walking backwards.
- Couture, SebastienNCgranted 2025-05-13cancelled 2025-09-12
Successor callsigns
Callsigns held now by people who previously held K1TTL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1TTL, oldest first.
- Murphy, Matthew B MA2013-07-02 → cancelled 2025-07-03
- Couture, Sebastien NC2025-09-12 active