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

WT0DX

Active

Thomas, William L

Location: Aurora, CO
Class: Amateur Extra
Granted: 2017-11-25
Expires: 2027-11-25
Previous call: WB9KPT
FRN: 0016735763

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Vanity availability

Held

Currently held

WT0DX 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

WB9KPTcancelled· E
THOMAS, WILLIAM LCOgranted 2008-06-24cancelled 2017-11-25

Prior holders later became

W0TDXexpired
Twin City DX AssociationMNgranted 2012-12-13cancelled 2024-08-29

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

KB7PWB 2026-09-10
KF0RME 2026-09-10
KD0TBG 2026-09-11
KD0TBU 2026-09-11
KD0TBW 2026-09-11

Full history → Vanity availability → Callsign genealogy →