Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0TTN callsign genealogy
Currently held by FLEISCHMAN JR, TED M
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 W0TTN's current licensee, walking backwards.
- Laur, Matthew JMDgranted 2019-12-16cancelled 2020-01-03
Successor callsigns
Callsigns held now by people who previously held W0TTN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0TTN, oldest first.
- FLEISCHMAN JR, TED M MO2006-05-04 → cancelled 2018-07-31
- Laur, Matthew J MD2020-01-03 active