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

AA0MH

Active

OLSON, MARK D

Location: Longmont, CO
Class: Amateur Extra
Granted: 2024-11-16
Expires: 2034-11-16
Previous call: N0VEM
FRN: 0009520453

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Vanity availability

Held

Currently held

AA0MH 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

N0VEMactive· E
Akins, Tyler BMNgranted 2021-12-18
AE0OWcancelled· E
Akins, Tyler BMNgranted 2021-11-29cancelled 2021-12-18

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 AA0

All →

AA0KH MO · 2026-09-28
AA0UX KS · 2026-09-28
AA0KL CO · 2026-10-12
AA0KN MI · 2026-10-26
AA0DP KS · 2026-11-02

Full history → Vanity availability → Callsign genealogy →