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Confidence: Medium · Source: FCC ULS · As of 2026-09-10

AC1SM

Cancelled

BRESNAN, BRIAN A

Location: Lanesborough, MA
Class: Amateur Extra
Granted: 2024-06-18
Expires: 2034-06-18
Previous call: KC1UZJ
FRN: 0034541391

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Vanity availability

455d

Available on 2027-12-09

AC1SM cancelled on 2025-12-09. Hold ends in 455 days.

Last held by BRESNAN, BRIAN A (MA).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Previously held by current licensee

KC1UZJcancelled· E
BRESNAN, BRIAN AMEgranted 2024-06-18cancelled 2024-08-14

Prior holders later became

AE1RHactive· E
BRESNAN, BRIAN AMAgranted 2025-12-09

License history

0 events

No recorded events.

More vanity slots coming available

From Massachusetts

K1AFR 2026-09-10
KC1SDV 2026-09-10
W1RLJ 2026-09-10
KB1ITH 2026-09-12
KB1YQO 2026-09-13

Starting with AC1

AC1SL MA · 2026-09-27
AC1SX TX · 2026-10-15
AC1G TX · 2026-11-08
AC1TB MA · 2026-12-03
AC1TF TX · 2026-12-17

Full history → Vanity availability → Callsign genealogy →