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

AB0XQ

Cancelled

Mason, Michael R

Location: Denver, CO
Class: Amateur Extra
Granted: 2002-01-30
Expires: 2012-01-30
Previous call: KC0MFB
FRN: 0006273163

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Vanity availability

Available

Available now

AB0XQ cleared its 2-year hold on 2005-05-01. Eligible for vanity application.

Last held by Mason, Michael R (CO).

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

KC0MFBcancelled· E
Mason, Michael RCOgranted 2002-01-30cancelled 2003-02-19

Prior holders later became

KU5Xactive· E
Mason, Michael RCOgranted 2023-02-24

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 AB0

All →

AB0UX MN · 2026-09-10
AB0YX MO · 2026-09-26
AB0DI IA · 2026-11-02
AB0DP KS · 2026-12-21
AB0UV MN · 2027-01-18

Full history → Vanity availability → Callsign genealogy →