Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4ERZ callsign genealogy
Currently held by ZINMAN-HILLERSON, ZACHARIAH D
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 N4ERZ's current licensee, walking backwards.
- Zinman-Hillerson, Zachariah DVAgranted 2011-01-14cancelled 2011-02-08
Successor callsigns
Callsigns held now by people who previously held N4ERZ.
No current licensee on record previously held this callsign.