🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 19, 2026) · next update tomorrow 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)
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Seen Apr 17, 2003 · 1 disc N2KJU
· General · issued Dec 31, 2002, expires Dec 11, 2012
· previously KA2UAJ
MARK D SILLIMAN
94-121 MAKAPIPIPI ST., MILILANI, HI 96789
Seen Sep 9, 1993 → Oct 25, 2002 · 18 discs N2KJU
· General · issued Nov 3, 1992, expires Nov 3, 2002
· previously KA2UAJ(Technician)
MARK D. SILLIMAN
136 DUKES ST 2, KEARNY, NJ 07032
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Mar 6, 2025 → Oct 18, 2026 · 9 snapshots · as N2KJU
MARK D SILLIMAN
L4-5 Discovery Ln. # 542, Tok, AK 99780-0542
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.
1997 · 1 edition N2KJU · class G
Mark D Silliman 136 Dukes St 1, Kearny, NJ 07031 1997 p.345
1995 · 1 edition N2KJU · class G
Mark 0 Silliman 130 Dukes St 1, Kearny, NJ 07031 1995 p.358
1994 · 1 edition N2KJU · class G
Mark D Sihiman 136 Dukes St 2, Kearny, NJ 07032 1994 p.311
1992 · 1 edition N2KJU · class G
Mark O Silliman 509 W 121st Street 5061 New York, NY 10027 1992 p.285
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for N2KJU in the last 24 hours. They show up here within seconds of N2KJU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · center is the ZIP code (approximate) · click a dot for the repeater's page
● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)