Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1TAX callsign genealogy
Currently held by Cheshire, Steven
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 K1TAX's current licensee, walking backwards.
- Cheshire, StevenFLgranted 2024-01-17cancelled 2024-02-06
Successor callsigns
Callsigns held now by people who previously held K1TAX.
- Federico, Robert ARIgranted 2021-09-28
All historical holders
Every license row we've seen with the callsign K1TAX, oldest first.
- Federico, Robert A RI2009-03-21 → cancelled 2011-10-25
- Cheshire, Steven FL2024-02-06 active