Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC2ZHO callsign genealogy
Currently held by Interlock Rochester
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 KC2ZHO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC2ZHO.
- K2HAXactiveInterlock RochesterMAgranted 2021-05-14