🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 8, 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)
WA4MDH HAM
✅ Available for a vanity request — free since Dec 15, 2017.
2x3 call: any licensee can request it.
No pending applications list it.
Last requested Mar 9, 2022 as choice 12:
not granted, that applicant got W9MDH instead.
Not currently held
· 1 holder on record
· available since Dec 15, 2017
Previous holder: ROBERT A WALTERS
Held WA4MDH Mar 24, 1986 → Dec 14, 2015
· first licensed Mar 24, 1986 as WA4MDH
· 1 license · FRN 0005245923 📖 In the printed callbooks since 1979 as WA4MDH, before the FCC's online records
WA4MDHExpiredGeneralMar 24, 1986 → Dec 14, 2015 (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 Nov 1, 2001 → Apr 17, 2003 · 4 discs WA4MDH
· General · issued Oct 2, 2001, expires Dec 14, 2005
ROBERT A. WALTERS
1406 LA HERMOSA; PO BOX 1227, LADY LAKE, FL 32162
Seen Apr 7, 1999 → Apr 13, 2001 · 5 discs WA4MDH
· General · issued Mar 9, 1999, expires Dec 14, 2005
ROBERT A. WALTERS .
210 W THOMAS ST; PO BOX 1227, LEONARD, TX 75452-1227
Seen Apr 21, 1996 → Nov 11, 1998 · 5 discs WA4MDH
· General · issued Dec 14, 1995, expires Dec 14, 2005
ROBERT A WALTERS
3403 MALLORY AVE, HUNTSVILLE, AL 35810
Seen Sep 9, 1993 → Oct 26, 1995 · 5 discs WA4MDH
· General · issued Mar 24, 1986, expires Mar 24, 1996
ROBERT A WALTERS
3403 MALLORY AVE, HUNTSVILLE, AL 35810
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as WA4MDH
ROBERT A WALTERS
PO Box 1227 1406 LA HERMOSA, LADY LAKE, FL 32162
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 WA4MDH
G Ro~ert 1 Walters J40j Mallory Ave, Huntsville Al J58!0 1997 p.761
1992 → 1996 · 3 editions WA4MDH · class G
Robert A Walters 3403 Mallory Ave, Huntsville, AL 35810 1992 p.586, 1994 p.666, 1996 p.733
1986 · 1 edition WA4MDH · class G
Robert A Walters J40j Mallory Ave, Huntsville Al Jsbio Winter 1986 p.514
1979 → 1985 · 5 editions WA4MDH · class G
Robert A Walters 3403 Mallory Av, Huntsville, AL 35810 Winter 1979 p.438, Winter 1980 p.469, 1981 p.398, Winter 1983 p.493, Winter 1985 p.522
1963 → 1964 · 2 editions WA4MDH
Delray Beach Radio Club 24 S.e. Fifth Av Summer 1963 p.265, Fall 1964 p.244
None · 1 edition WA4MDH · class G
Robert A Walters 3403 Mallory Ave, Huntsville None p.418
Others Requesting WA4MDH
1 application listed WA4MDH as a choice, newest first.
No APRS positions, PSK Reporter reports or WSPR spots for WA4MDH in the last 24 hours. They show up here within seconds of WA4MDH beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.