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

AC3QM

Cancelled

Houfek, John R

Location: Annapolis, MD
Class: Amateur Extra
Granted: 2025-03-11
Expires: 2035-03-11
Previous call: KD3ATW
FRN: 0036652816

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Vanity availability

581d

Available on 2028-04-13

AC3QM cancelled on 2026-04-14. Hold ends in 581 days.

Last held by Houfek, John R (MD).

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

KD3ATWcancelled· E
Houfek, John RMDgranted 2025-03-11cancelled 2026-03-23

Prior holders later became

W3XNactive· E
Houfek, John RMDgranted 2026-04-14

License history

0 events

No recorded events.

More vanity slots coming available

From Maryland

N3JTJ 2026-09-12
KB3ZFH 2026-09-13
KC3MJH 2026-09-13
KC3ZPN 2026-09-13
KB3HRU 2026-09-18

Starting with AC3

AC3KF MD · 2026-09-24
AC3NE MD · 2026-10-26
AC3FS NC · 2026-11-26
AC3NM PA · 2026-12-10
AC3LG DE · 2027-01-11

Full history → Vanity availability → Callsign genealogy →