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

AB0MS

Active

SWIECH, MIKE

Location: LITTLETON, CO
Class: Amateur Extra
Granted: 2022-05-21
Expires: 2032-05-21
Previous call: W0DOK
FRN: 0015510977

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Vanity availability

Held

Currently held

AB0MS 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

W0DOKcancelled· E
SWIECH, MIKE ACOgranted 2016-06-01cancelled 2022-05-21
KE0HCRcancelled· G
Swiech, MikeCOgranted 2016-01-06cancelled 2016-06-01

Prior holders later became

N0NJcancelled· E
Hoffman, Nancy JMOgranted 2010-05-07cancelled 2018-09-06

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

K0RTS 2026-09-09
K7UGT 2026-09-09
W0RMH 2026-09-09
KB7PWB 2026-09-10
KF0RME 2026-09-10

Starting with AB0

All →

AB0UX MN · 2026-09-10
AB0YX MO · 2026-09-26
AB0DI IA · 2026-11-02
AB0DP KS · 2026-12-21
AB0UV MN · 2027-01-18

Full history → Vanity availability → Callsign genealogy →