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

KR6CKT

Cancelled

Calderwood, Thomas C

Location: Whittier, CA
Class: Amateur Extra
Granted: 2011-09-16
Expires: 2021-09-16
Previous call: KR0CKT
FRN: 0020930285

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Vanity availability

Available

Available now

KR6CKT cleared its 2-year hold on 2018-09-24. Eligible for vanity application.

Last held by Calderwood, Thomas C (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

KR0CKTactive· G
Chanes, Bryce AWAgranted 2025-03-05
KJ6TECcancelled· T
Chanes, Bryce ACAgranted 2011-12-16cancelled 2014-08-26

Prior holders later became

AA6TCcancelled· E
Calderwood, Thomas CCAgranted 2016-09-24cancelled 2019-02-02

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 KR6

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KR6FH ME · 2026-10-18
KR6EI AZ · 2026-10-19
KR6FF CA · 2027-06-09
KR6K OK · 2028-03-02
KR6BT CA · 2028-03-04

Full history → Vanity availability → Callsign genealogy →