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

K1FEI

Cancelled

He, Yifei

Location: Cupertino, CA
Class: Technician
Granted: 2021-12-14
Expires: 2031-12-14
Previous call: KN6RWR
FRN: 0030026249

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Vanity availability

Available

Available now

K1FEI cleared its 2-year hold on 2025-10-10. Eligible for vanity application.

Last held by He, Yifei (CA).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Previously held by current licensee

KN6RWRcancelled· T
He, YifeiCAgranted 2021-11-26cancelled 2021-12-14

Prior holders later became

K6FEIactive· T
He, YifeiCAgranted 2023-10-11

License history

0 events

No recorded events.

More vanity slots coming available

From California

All →

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

Starting with K1

All →

K1AFR MA · 2026-09-10
K1RAG IN · 2026-09-16
K1CX NH · 2026-09-17
K1JNA CA · 2026-09-20
K1LED RI · 2026-09-21

Full history → Vanity availability → Callsign genealogy →