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

KC0RZR

Cancelled

Miller, Matthew R

Location: GRAND JUNCTION, CO
Class: General
Granted: 2023-06-22
Expires: 2033-06-22
Previous call: KC0SXT
FRN: 0007998024

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Vanity availability

231d

Available on 2027-04-29

KC0RZR cancelled on 2025-04-29. Hold ends in 231 days.

Last held by Miller, Matthew R (CO).

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

KC0SXTcancelled· G
Miller, Matthew RCOgranted 2003-06-20cancelled 2004-03-30
KC0PPQcancelled· T
Miller, Matthew RCOgranted 2002-12-13cancelled 2003-06-20
KC0OQDcancelled· T
Miller, Matthew RCOgranted 2002-12-13cancelled 2003-04-08

Prior holders later became

K0FDTactive· G
Miller, Matthew RCOgranted 2025-04-29

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

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

Starting with KC0

KC0OBE MN · 2026-09-15
KC0OBK MN · 2026-09-16
KC0OBW AL · 2026-09-16
KC0OBZ CO · 2026-09-16
KC0OCA CO · 2026-09-16

Full history → Vanity availability → Callsign genealogy →