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

K4FSK

Cancelled

Kersten, Frank S

Location: Gulf Breeze, FL
Class: General
Granted: 2020-11-21
Expires: 2030-11-21
Previous call: K4FZZ
FRN: 0028663276

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Vanity availability

Unknown

Status unknown

No vanity-slot record on file for K4FSK. 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

KE4PLLcancelled· T
TAYLOR, JONATHAN RFLgranted 2024-11-14cancelled 2024-12-07

Prior holders later became

N4CARcancelled· E
Kersten, Frank SFLgranted 2021-09-17cancelled 2024-12-24

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4HCL 2026-09-09
KG4UZU 2026-09-09
KG4UZX 2026-09-09
KK4LMR 2026-09-09
W3EFZ 2026-09-09

Starting with K4

All →

K4HCL FL · 2026-09-09
K4CYG FL · 2026-09-10
K4LWW NC · 2026-09-10
K4ONS NC · 2026-09-10
K4YDD FL · 2026-09-10

Full history → Vanity availability → Callsign genealogy →