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

AJ4AA

Active

Tsujimura, Mikio

Location: GREENWOOD, SC
Class: Amateur Extra
Granted: 2024-04-25
Expires: 2034-07-08
Previous call: KK4RHP
FRN: 0022711279

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

AJ4AA is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KK4RHPcancelled· E
Tsujimura, MikioSCgranted 2013-05-20cancelled 2014-07-08

Prior holders later became

KN4CWcancelled· E
AMICK SR, JAMES GSCgranted 2003-07-02cancelled 2006-12-30

License history

0 events

No recorded events.

More vanity slots coming available

From South Carolina

All →

KQ4URH 2026-09-10
KG4VBH 2026-09-12
KK4LOZ 2026-09-13
KK4LPA 2026-09-13
KK4LPE 2026-09-13

Starting with AJ4

All →

AJ4IB KY · 2026-09-21
AJ4MH FL · 2027-02-04
AJ4EK KY · 2027-02-14
AJ4MD GA · 2027-04-03
AJ4BA FL · 2027-05-31

Full history → Vanity availability → Callsign genealogy →