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

W1WSO

Active

Filecco III, Thomas P

Location: Terryville, CT
Class: General
Granted: 2018-11-14
Expires: 2028-11-14
Previous call: K7WSO
FRN: 0003568227

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Vanity availability

Held

Currently held

W1WSO 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

K7WSOcancelled· G
FILECCO III, THOMAS PCTgranted 2018-06-02cancelled 2018-11-14

Prior holders later became

K7WSOcancelled· G
FILECCO III, THOMAS PCTgranted 2018-06-02cancelled 2018-11-14

License history

0 events

No recorded events.

More vanity slots coming available

From Connecticut

All →

KC1VGT 2026-09-10
KD0TBC 2026-09-10
N1DWY 2026-09-12
W1BEK 2026-09-13
KB1ITJ 2026-09-15

Starting with W1

All →

W1RLJ MA · 2026-09-10
W1BEK CT · 2026-09-13
W1GOU NH · 2026-09-21
W1PVC MA · 2026-10-04
W1CEF RI · 2026-10-12

Full history → Vanity availability → Callsign genealogy →