🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 11, 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)
W5MRK HAM
Amateur Extra classlicensed since 1997 (29 yrs)W5MRK since 2004 · previously KD5CRDPie Town, NMGrid DM54rp8 repeaters within 50 mi
🔒 Not available — currently licensed, through May 31, 2034. If it isn't renewed, it opens for vanity requests Jun 1, 2036.
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 17, 2003 · 11 discs KD5CRD
· Technician · issued Nov 17, 1997, expires Nov 17, 2007
MARK M. JOOSTEN
1316 LADRONES CT SW, ALBUQUERQUE, NM 87121
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Jul 1, 2024 → Oct 11, 2026 · 12 snapshots · as W5MRK
MARK M JOOSTEN
Attn: Mark Joosten Po Box 592, Pie Town, NM 87315
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, 2000 → Apr 17, 2003 · 6 discs WD4MRK
· Technician · issued May 5, 2000, expires May 5, 2010
· previously W5MRK
MARK A. SHERER
115 SHERER DR, PARRISH, AL 35580
Seen May 2, 2000 · 1 disc W5MRK
· Technician · issued Dec 24, 1999, expires Dec 24, 2009
· previously KG4DOO
MARK A. SHERER
115 SHERER DR, PARRISH, AL 35580
Seen Oct 8, 1999 · 1 disc KG4DOO
· Technician · issued Jun 3, 1999, expires Jun 3, 2009
MARK A. SHERER .
115 SHERER DR, PARRISH, AL 35580
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Oct 11, 2026 · 147 snapshots · as KG4DOO
MARK A SHERER
115 SHERER DR, PARRISH, AL 35580
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.
1978 · 1 edition W5MRK · class G
Felix Kubik Jr 9121 Albany Av, Evergreen Pk - Il - 60642 Winter 1978 p.909
1972 → 1973 · 2 editions W5MRK · class A
Forrest N Ruehlen 1201 Grandview Rd Winter 1972 p.352, Winter 1973 p.352
1971 · 1 edition W5MRK · class A
John Lihan 3021 Hoyt St, Muskegon Heights 49444 Mi Fall 1971 p.536
1965 → 1971 · 5 editions W5MRK · class A
Forrest N. Ruehlen 1201 Grandview Ro Summer 1965 p.321, Summer 1969 p.338, Fall 1969 p.335, Spring 1970 p.342, Winter 1971 p.347
1964 · 1 edition W5MRK
F O R R E S T N . R U E H L E N 1201 G R A N D V I E W Rd. Fall 1964 p.313
1948 → 1963 · 17 editions W5MRK
Forrest N. Ruehlen 1446 Elm, Bartlesville, OK Fall 1948 p.138, Summer 1949 p.122, Summer 1950 p.125, Spring 1951 p.154, Fall 1952 p.165, Fall 1953 p.171, Spring 1954 p.178, Fall 1955 p.217, Spring 1956 p.208, Fall 1957 p.264, Summer 1958 p.260, Spring 1959 p.269, Winter 1960 p.311, Spring 1961 p.313, Fall 1961 p.328, Fall 1962 p.317, Summer 1963 p.332
None → 1947 · 2 editions W5MRK · class A
Be N Ruehlen 509 Comanche, Bartles- Pus Christi, TX None p.324, Fall 1947 p.115
Vanity Applications Filed by W5MRK
Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.
No APRS positions, PSK Reporter reports or WSPR spots for W5MRK in the last 24 hours. They show up here within seconds of W5MRK 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)