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

K1YF

Active

SAMPAR, WILLIAM J

Location: Grand Junction, CO
Class: Amateur Extra
Granted: 2023-03-25
Expires: 2033-03-25
Previous call: K3UTH
FRN: 0003093077

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Vanity availability

Held

Currently held

K1YF is held by an active license; it isn't a vanity slot right now.

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

K3UTHcancelled· E
SAMPAR, WILLIAM JMEgranted 1999-05-26cancelled 2002-07-23
KC0DVNcancelled· G
SAMPAR, WILLIAM Jcancelled 1999-05-26

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

KB7PWB 2026-09-10
KF0RME 2026-09-10
KD0TBG 2026-09-11
KD0TBU 2026-09-11
KD0TBW 2026-09-11

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 →