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

KC4OWL

Expired

MARTINOLICH, WILLIAM J

Location
DAYTONA BEACH, FL
Class
Novice
Granted
2000-01-07
Expires
2010-03-06
FRN
0003570231
Sign in to watch

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

Vanity availability

Unknown

Status unknown

No vanity-slot record on file for KC4OWL. Either it has never been issued, is currently held by an active license, or hasn't been re-computed since its last freeing event.

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. KE4ELRcancelled· T
    Roberts, Esther LTNgranted 2025-03-01cancelled 2025-12-09
  2. KR4BHPcancelled· T
    Roberts, Esther LTNgranted 2025-02-11cancelled 2025-03-01

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

Starting with KC4

All →