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

N4OU

Active

HARRIS III, MARTIN W

Location: CHARLOTTE, NC
Class: Amateur Extra
Granted: 2018-09-21
Expires: 2028-11-24
Previous call: KE4ART
FRN: 0003212289

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Vanity availability

Held

Currently held

N4OU 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

KE4ARTcancelled· E
HARRIS III, MARTIN Wcancelled 1998-11-24

Prior holders later became

K4TGcancelled· E
COXEY JR, CHARLES NTNgranted 1996-11-04cancelled 2001-04-03

License history

0 events

No recorded events.

More vanity slots coming available

From North Carolina

All →

KA2OFF 2026-09-09
W2RDU 2026-09-09
K4LWW 2026-09-10
K4ONS 2026-09-10
KG4TPH 2026-09-10

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 →