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

AI4SY

Cancelled

PALMER JR, WILLIAM J

Location: OZARK, AL
Class: Amateur Extra
Granted: 2004-05-08
Expires: 2014-05-08
Previous call: W4WJP
FRN: 0003858586

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Vanity availability

Unknown

Status unknown

No vanity-slot record on file for AI4SY. Either it has never been issued, is currently held by an active license, or hasn't been re-computed since its last freeing event.

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

AA4BPactive· E
Powers, William BCAgranted 2024-07-17
KK4WZNcancelled· E
Powers, William BTNgranted 2014-02-07cancelled 2014-05-09

Prior holders later became

AA4BPcancelled· E
PALMER JR, WILLIAM JALgranted 2008-02-01cancelled 2009-05-27

License history

0 events

No recorded events.

More vanity slots coming available

From Alabama

All →

KQ4UUE 2026-09-09
KG4SUF 2026-09-10
KQ4TEB 2026-09-10
KQ4UQY 2026-09-10
KQ4UVF 2026-09-10

Starting with AI4

All →

AI4LB FL · 2026-09-18
AI4BO FL · 2026-11-20
AI4QU TN · 2026-11-29
AI4FC MA · 2026-12-16
AI4ES KY · 2026-12-31

Full history → Vanity availability → Callsign genealogy →