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

W0RKF

Cancelled

FOSTER, RONALD K

Location: TUJUNGA, CA
Class: Amateur Extra
Granted: 2022-10-21
Expires: 2032-10-21
Previous call: KC6JNN
FRN: 0005482633

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Vanity availability

462d

Available on 2027-12-16

W0RKF cancelled on 2025-12-16. Hold ends in 462 days.

Last held by FOSTER, RONALD K (CA).

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

Previously held by current licensee

KC6JNNcancelled· G
FOSTER, RONALD KCAgranted 2021-07-20cancelled 2022-10-21

Prior holders later became

AA0INactive· E
Foster, RonaldCAgranted 2025-12-16

License history

0 events

No recorded events.

More vanity slots coming available

From California

AC2TX 2026-09-10
K6DJM 2026-09-10
KC6JGS 2026-09-10
KC6KGL 2026-09-10
KC6VEU 2026-09-10

Starting with W0

W0GAB MO · 2026-09-16
W0SCL CO · 2026-09-17
W0DMY KS · 2026-09-20
W0CVF CO · 2026-09-23
W0KLD MO · 2026-09-24

Full history → Vanity availability → Callsign genealogy →