🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 9, 2026) · next update today 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)
Massachusetts Wireless Society
FRN 0016251142 · first licensed Mar 27, 2007 as KB1ORV · 2 licenses on record
Mar 27, 2007 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen May 27, 2010 → Oct 4, 2026 · 94 snapshots · as KB1ORV
Massachusetts Wireless Society
Attn: MATTHEW J CASSARINO PO Box 1073 South Orleans, MA 02662-1073