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

KU4D

Expired

PFEFFER, MATTHIAS

Location: FAYETTEVILLE, GA
Class: Amateur Extra
Granted: 2009-02-10
Expires: 2019-02-10
Previous call: AE4ZB
FRN: 0016294647

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

Vanity availability

Unknown

Status unknown

No vanity-slot record on file for KU4D. 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

AK4GWcancelled· E
KAPP, STEVEN NFLgranted 2018-07-13cancelled 2021-03-02
N4TTGcancelled· E
KAPP, STEVEN NFLgranted 2008-10-02cancelled 2011-03-23

License history

0 events

No recorded events.

More vanity slots coming available

From Georgia

All →

KG6NEC 2026-09-09
KG4VAA 2026-09-10
KK4LOC 2026-09-11
KK4LOG 2026-09-11
KK4LOH 2026-09-11

Starting with KU4

All →

KU4QM KY · 2026-10-19
KU4Y NY · 2027-01-17
KU4QL FL · 2027-01-18
KU4X AL · 2027-03-11
KU4FE AL · 2027-03-22

Full history → Vanity availability → Callsign genealogy →