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

WA6M

Active

MARTENSEN, JON W

Location: SANTA ROSA, CA
Class: Amateur Extra
Granted: 2023-04-25
Expires: 2033-04-25
Previous call: KK6WS
FRN: 0004221792

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

Vanity availability

Held

Currently held

WA6M 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

KK6WScancelled· E
MARTENSEN, JON WCAgranted 2021-02-05cancelled 2023-04-25
N6WEZ
no FCC ULS record on file

Prior holders later became

W6KZactive· E
RIZZI, JOSEPH DCAgranted 2018-02-02

License history

0 events

No recorded events.

More vanity slots coming available

From California

All →

KC6OZS 2026-09-09
KD6MWG 2026-09-09
KG6NDR 2026-09-09
KG6NDX 2026-09-09
KG6NEF 2026-09-09

Starting with WA6

All →

WA6UMB CA · 2026-09-13
WA6OFL AZ · 2026-10-05
WA6DTL CA · 2026-10-09
WA6DLF CA · 2026-10-12
WA6LXN CA · 2026-10-15

Full history → Vanity availability → Callsign genealogy →