Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7ZKS callsign genealogy
Currently held by SULLIVAN, ZANE K
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 W7ZKS's current licensee, walking backwards.
- SULLIVAN, ZANE KMTgranted 2011-09-14cancelled 2011-10-07
Successor callsigns
Callsigns held now by people who previously held W7ZKS.
No current licensee on record previously held this callsign.