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

W7OSX

Active

Mauch, Charles

Location: Tacoma, WA
Class: Technician
Granted: 2021-04-02
Expires: 2031-04-02
Previous call: KJ7URG
FRN: 0030581649

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Vanity availability

Held

Currently held

W7OSX 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

KJ7URGcancelled· T
Mauch, CharlesWAgranted 2021-02-18cancelled 2021-04-02

License history

0 events

No recorded events.

More vanity slots coming available

From Washington

All →

KD7SPS 2026-09-09
KJ7SVP 2026-09-10
KK7SYB 2026-09-10
KK7UYR 2026-09-10
KK7UYZ 2026-09-10

Starting with W7

All →

W7KBH NV · 2026-09-09
W7ANC WA · 2026-09-10
W7CWD AZ · 2026-09-10
W7QFX WI · 2026-09-13
W7RBD AZ · 2026-09-21

Full history → Vanity availability → Callsign genealogy →