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

AD5S

Active

KOONTZ, JOHN K

Location: LIVINGSTON, TX
Class: Amateur Extra
Granted: 2016-07-08
Expires: 2026-09-26
Previous call: KJ5U
FRN: 0010608149

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Vanity availability

Held

Currently held

AD5S 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

KJ5Uactive· E
LEWIS JR, STEPHEN JTXgranted 2019-05-04
KM5SUcancelled· E
LEWIS JR, STEPHEN JTXgranted 2009-03-24cancelled 2009-04-11
KD5BPCcancelled· G
LEWIS, STEPHEN Jcancelled 1998-09-24

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 AD5

All →

AD5PB TX · 2026-10-09
AD5XE TX · 2026-10-19
AD5MI TX · 2026-10-24
AD5LJ NM · 2026-12-21
AD5NE LA · 2027-01-26

Full history → Vanity availability → Callsign genealogy →