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

KR4OAJ

Cancelled

Groscost, Daniel

Location: Loxahatchee, FL
Class: Technician
Granted: 2026-07-31
Expires: 2036-07-31
FRN: 0038712725

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Vanity availability

707d

Available on 2028-08-17

KR4OAJ cancelled on 2026-08-18. Hold ends in 707 days.

Last held by Groscost, Daniel (FL).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Prior holders later became

W2TOPactive· T
Groscost, DanielFLgranted 2026-08-18

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

K4CYG 2026-09-10
K4YDD 2026-09-10
KG4QXI 2026-09-10
KG4RVV 2026-09-10
KG4VAB 2026-09-10

Starting with KR4

KR4AAB AL · 2027-01-11
KR4ABQ FL · 2027-01-17
KR4BBR FL · 2027-01-17
KR4ACS VA · 2027-01-18
KR4ADZ FL · 2027-01-22

Full history → Vanity availability → Callsign genealogy →