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

K9STH

Active

Zook, Glen E

Location: Richardson, TX
Class: Amateur Extra
Granted: 2016-09-20
Expires: 2026-11-26
Previous call: W5UOJ
FRN: 0004170130

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Vanity availability

Held

Currently held

K9STH 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

W5UOJ
no FCC ULS record on file

License history

0 events

No recorded events.

More vanity slots coming available

From Texas

All →

KI5OSV 2026-09-09
KJ5GTF 2026-09-09
K2UMA 2026-09-10
K9CWO 2026-09-10
KB5SLO 2026-09-10

Starting with K9

All →

K9KLF WI · 2026-09-09
K9CWO TX · 2026-09-10
K9CYV IL · 2026-09-10
K9SRS IL · 2026-09-12
K9WCC CA · 2026-09-13

Full history → Vanity availability → Callsign genealogy →