🕒 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)
WD0CHX HAM
✅ Available for a vanity request — free since Apr 23, 2007.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Apr 23, 2007
Previous holder: Frederick W Feindel III
Held WD0CHX Oct 20, 1987 → Apr 22, 2005
· first licensed Oct 20, 1987 as WD0CHX
· 2 licenses · FRN 0011443702 📖 In the printed callbooks since 1978 as WD0CHX, before the FCC's online records
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 Mar 9, 1998 → Apr 7, 1999 · 3 discs WD0CHX
· General · issued Aug 11, 1997, expires Aug 11, 2007
FREDERICK W FEINDEL III
4420 S ALTON ST, ENGLEWOOD, CO 80111
Seen Sep 9, 1993 → Apr 4, 1997 · 8 discs WD0CHX
· General · issued Oct 20, 1987, expires Oct 20, 1997
FREDERICK W FEINDEL III
4420 S ALTON ST, ENGLEWOOD, CO 80111
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 · 103 snapshots · as WD0CHX
Frederick W Feindel III
40 Coulter Ave, Pawling, NY 12564
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.
1994 · 1 edition WD0CHX · class G
Frederick W Feindel Iii 4420 S Alton St, Englewood, CO 80111 1994 p.15
1985 · 1 edition WD0CHX · class G
Frederick W Feindel Ill 4410 S Alton St, Englewood Co 80jjj Winter 1985 p.15
1983 · 1 edition WD0CHX · class G
Frederick W Feindel Iii 4420 S Alton St, Englewood, CO 80111 Winter 1983 p.17
1978 · 1 edition WD0CHX · class N
Frederick W Feindel Ill 1435 $ Franklin St, Denver ., CO 80210 Winter 1978 p.13
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WD0CHX in the last 24 hours. They show up here within seconds of WD0CHX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.