Confidence: Medium · Source: FCC ULS · As of 2026-09-10

N5NZZ

Active

Hollfelder, David L

Location: Austin, TX
Class: Amateur Extra
Granted: 2025-12-09
Expires: 2035-12-09
Previous call: KI5MEF
FRN: 0030198410

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Vanity availability

Held

Currently held

N5NZZ 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

KI5MEFcancelled· E
Hollfelder, David LTXgranted 2020-11-19cancelled 2025-12-09

Prior holders later became

KG5UOexpired· A
WALDREP, WILLIAM NTXgranted 1992-02-18cancelled 2004-02-19

License history

0 events

No recorded events.

More vanity slots coming available

From Texas

All →

KF5RYH 2026-09-11
KF5RYM 2026-09-11
N5XCW 2026-09-11
KB5VBY 2026-09-12
KD5TVH 2026-09-12

Starting with N5

All →

N5SJU IA · 2026-09-11
N5XCW TX · 2026-09-11
N5ADM LA · 2026-09-12
N5NTM TX · 2026-09-13
N5SAA KS · 2026-09-13

Full history → Vanity availability → Callsign genealogy →