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

N4CPU

Active

Ditmer, Steven

Location: Huntsville, AL
Class: Technician
Granted: 2025-06-24
Expires: 2035-08-26
Previous call: KI4LAI
FRN: 0013769369

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Vanity availability

Held

Currently held

N4CPU 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

KI4LAIcancelled· T
Ditmer, SteveTNgranted 2005-07-18cancelled 2005-08-26

Prior holders later became

W4UTNcancelled· T
TREADWAY, EDWARD MTNgranted 2002-12-31cancelled 2012-08-03

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 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 →