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

KK4HM

Cancelled

Mc Coin, Harold D

Location: KNOXVILLE, TN
Class: Amateur Extra
Granted: 2014-02-19
Expires: 2024-02-19
Previous call: AA4BK
FRN: 0002611762

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Vanity availability

Available

Available now

KK4HM cleared its 2-year hold on 2022-01-23. Eligible for vanity application.

Last held by Mc Coin, Harold D (TN).

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

AA4BKactive· E
KNOLL, BRIAN FNCgranted 2023-05-31
KY4XOcancelled· E
KNOLL, BRIAN FNCgranted 2023-04-28cancelled 2023-05-31
KB4CPUcancelled· E
KNOLL, BRIAN FNCgranted 2023-04-28cancelled 2023-05-04

Prior holders later became

AC4HMactive· E
Mc Coin, Harold DTNgranted 2020-01-24

License history

0 events

No recorded events.

More vanity slots coming available

From Tennessee

All →

KG4TWC 2026-09-10
KK4LNE 2026-09-10
KK4LNK 2026-09-10
KQ4TPH 2026-09-10
KQ4UUA 2026-09-10

Starting with KK4

All →

KK4LMC VA · 2026-09-09
KK4LMD CA · 2026-09-09
KK4LMF VA · 2026-09-09
KK4LMJ KY · 2026-09-09
KK4LMR FL · 2026-09-09

Full history → Vanity availability → Callsign genealogy →