Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1ZCY callsign genealogy
Currently held by Hathaway II, John W
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 K1ZCY's current licensee, walking backwards.
- Hathaway II, John WMAgranted 2011-03-15cancelled 2011-04-09
Successor callsigns
Callsigns held now by people who previously held K1ZCY.
No current licensee on record previously held this callsign.