Confidence: Medium · Source: FCC ULS · As of 2026-09-11

AJ4AO

Active

McAllister, Christopher L

Location: Pace, FL
Class: Amateur Extra
Granted: 2016-07-12
Expires: 2026-07-12
Previous call: K4XOR
FRN: 0014010938

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Vanity availability

Held

Currently held

AJ4AO 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

K4XORactive· T
COFFEE, ADAM NNCgranted 2018-12-11
KN4QQTcancelled· T
COFFEE, ADAM NNCgranted 2018-11-21cancelled 2018-12-11

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

KD4SPY 2026-09-11
KK4LOA 2026-09-11
KB1HYE 2026-09-12
KO4UTL 2026-09-13
KQ4RHZ 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 →