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

W0PS

Active

UNDERDOWN, JAY W

Location: ST CHARLES, MO
Class: Amateur Extra
Granted: 2026-09-02
Expires: 2036-11-04
Previous call: W0OGS
FRN: 0003100930

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

W0PS 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

W0OGS
no FCC ULS record on file

License history

5 events

Renewed 2026-09-02

LIREN
[LIREN]
Address update 2020-02-06

LIAUA
[LIAUA]
Renewed 2016-09-09

LIREN
[LIREN]
Renewed 2006-08-25

LIREN
[LIREN]
Address update 2005-09-10

LIAUA
[LIAUA]

More vanity slots coming available

From Missouri

All →

KD0TBI 2026-09-11
KD0TBJ 2026-09-11
KD0TBK 2026-09-11
KD0TBL 2026-09-11
KD0TBM 2026-09-11

Starting with W0

All →

W0RMH CO · 2026-09-09
W0GAB MO · 2026-09-16
W0SCL CO · 2026-09-17
W0DMY KS · 2026-09-20
W0CVF CO · 2026-09-23

Full history → Vanity availability → Callsign genealogy →