Confidence: Medium · Source: FCC ULS · As of 2026-09-10

K4ZSR

Active

Rozar, Zachary

Location: Brandenburg, KY
Class: Amateur Extra
Granted: 2022-11-29
Expires: 2032-11-29
Previous call: KO4ZWP
FRN: 0032229809

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

K4ZSR is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KO4ZWPcancelled· E
Rozar, ZacharyTNgranted 2022-04-18cancelled 2022-11-29

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11
K4OTU 2026-09-14

Starting with K4

All →

K4CYG FL · 2026-09-10
K4LWW NC · 2026-09-10
K4ONS NC · 2026-09-10
K4YDD FL · 2026-09-10
K4KLP TN · 2026-09-13

Full history → Vanity availability → Callsign genealogy →