🕒 FCC license data updated yesterday 7:15 am CST (FCC files through Nov 3, 2026) · next update today 6:00 am CST
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)
WA9INF HAM
✅ Available for a vanity request — free since Aug 18, 2016.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Aug 18, 2016
Previous holder: Marvin W Robertson
Held WA9INF Jul 10, 1984 → Aug 17, 2014
· first licensed Jul 10, 1984 as WA9INF
· 1 license · FRN 0003939105 📖 In the printed callbooks since 1966 as WA9INF, before the FCC's online records
WA9INFExpiredAmateur ExtraJul 10, 1984 → Aug 17, 2014 (expired)
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 Oct 31, 1994 → Apr 17, 2003 · 17 discs WA9INF
· General · issued Aug 17, 1994, expires Aug 17, 2004
MARVIN W. ROBERTSON
394 GLENDALE RD, BUFFALO GROVE, IL 60089
Seen Sep 9, 1993 → May 3, 1994 · 2 discs WA9INF
· General · issued Jul 10, 1984, expires Jul 10, 1994
MARVIN W ROBERTSON
394 GLENDALE RD, BUFFALO GROVE, IL 60090
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Nov 1, 2026 · 52 snapshots · as WA9INF
MARVIN W ROBERTSON
394 GLENDALE RD, BUFFALO GROVE, IL 60089
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 WA9INF · class G
Marvin W Robertson J94 G~ndale Rd, Buffalo Grove, IL 60089 1997 p.1889
1990 → 1995 · 2 editions WA9INF · class G
Marvin W Robertson 394 Glendale Rd, Buffalo Grove, IL 60090 Winter 1990 p.1254, 1995 p.1766
1987 · 1 edition WA9INF · class G
Marvin Wrobertson J94 Glenda• Rd, Buffalo Grove, IL 60090 Winter 1987 p.1179
1980 → 1986 · 4 editions WA9INF · class G
Marvin W Robertson 394 Glendale Rd, Buffalo Grove, IL 60090 Winter 1980 p.1040, Winter 1983 p.1121, Winter 1985 p.1166, Winter 1986 p.1161
1966 → 1979 · 9 editions WA9INF · class G
Marvin W.robertson 3014 N.kenmore, Chicago 13 Ill Spring 1966 p.526, Spring 1970 p.582, Winter 1971 p.590, Fall 1971 p.591, Winter 1973 p.591, Winter 1975 p.584, Winter 1976 p.594, Winter 1977 p.642, Winter 1979 p.468
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WA9INF in the last 24 hours. They show up here within seconds of WA9INF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.