Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2OEO callsign genealogy
Currently held by SEIDENSPINNER, TESSA
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 K2OEO's current licensee, walking backwards.
- SEIDENSPINNER, TESSANYgranted 2026-06-26cancelled 2026-07-14
Successor callsigns
Callsigns held now by people who previously held K2OEO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2OEO, oldest first.
- Seidenspinner, Le Roy M NY2006-08-23 → cancelled 2018-09-20
- SEIDENSPINNER, TESSA NY2026-07-14 active