Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1TVL callsign genealogy
Currently held by DEGERSTROM, THEODORE E
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 W1TVL's current licensee, walking backwards.
- N1CURcancelledcancelled 1999-07-09
Successor callsigns
Callsigns held now by people who previously held W1TVL.
- DEGERSTROM, THEODORE EALgranted 2006-04-04cancelled 2018-04-05