Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4TIK callsign genealogy
Currently held by RIKER, SAMUEL T
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 W4TIK's current licensee, walking backwards.
- Lema, David NTNgranted 2025-05-08cancelled 2025-06-17
Successor callsigns
Callsigns held now by people who previously held W4TIK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TIK, oldest first.
- RIKER, SAMUEL T TN1994-10-26 → cancelled 2006-10-27
- Lema, David N TN2025-06-17 active