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

W6MEM

Active

MADEWELL, MARK E

Location: MANTECA, CA
Class: Amateur Extra
Granted: 2025-02-19
Expires: 2035-02-19
Previous call: KG6YBN
FRN: 0012412417

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

Vanity availability

Held

Currently held

W6MEM 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

KG6YBNcancelled· T
Madewell, Mark ECAgranted 2005-01-11cancelled 2005-02-18

Prior holders later became

W8QWKexpired· A
CLARK, STANLEY ECAgranted 1996-08-30cancelled 2008-09-03

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 W6

All →

W6RNB CA · 2026-09-13
W6BBZ NV · 2026-09-17
W6DXN CA · 2026-09-17
W6SEZ CA · 2026-09-17
W6DZN CA · 2026-09-19

Full history → Vanity availability → Callsign genealogy →