uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-09

KZ4FOX

Active

URen, Mark F

Location
ATHENS, GA
Class
General
Granted
2019-06-07
Expires
2029-06-07
Previous call
KN4UOB
FRN
0028448835
Sign in to watch

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

Vanity availability

Held

Currently held

KZ4FOX 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

  1. KN4UOBcancelled· T
    Uren, Mark FGAgranted 2019-05-14cancelled 2019-06-07

License history

0 events

No recorded events.

More vanity slots coming available

From Georgia

All →

Starting with KZ4

All →