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

N4US

Active

Martin, Jeffrey A

Location: Bowling Greeen, KY
Class: Amateur Extra
Granted: 2025-12-09
Expires: 2035-12-09
Previous call: WB4JM
FRN: 0002234268

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

Vanity availability

Held

Currently held

N4US 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

WB4JMcancelled· E
Martin, Jeffrey AKYgranted 2022-06-01cancelled 2025-12-09
N5KOLcancelled· E
Martin, Jeffery AKYgranted 1993-05-04cancelled 2002-08-13
KA0PUU
no FCC ULS record on file

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KK4LMJ 2026-09-09
KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11

Starting with N4

All →

N4WKB FL · 2026-09-10
N4MOC GA · 2026-09-14
N4YTT KY · 2026-09-14
N4PWQ TN · 2026-09-17
N4RIM NC · 2026-09-21

Full history → Vanity availability → Callsign genealogy →