🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 12, 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)
Held KN5S Jan 10, 2006 → Aug 30, 2011
· first licensed Jun 18, 1991 as AC4GK
· 6 licenses · FRN 0003034451 📖 In the printed callbooks since 1971 as WA9YWE, before the FCC's online records
K4TMMCanceledAmateur Extra · vanityAug 30, 2011 → Nov 27, 2017 (canceled)
Licensee
THOMAS M MAYSE
Address
Attn: Thomas M. Mayse 1701 Wood Ave. Elizabethton, TN 37643
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 W9DSX
· Amateur Extra · issued Jun 13, 2000, expires Jun 13, 2010
· previously AC4GK
THOMAS M. MAYSE .
819 ARAPAHO VILLAGE #24 B; PO BOX 193, RICHARDSON, TX 75080
Seen Sep 9, 1993 → May 2, 2000 · 13 discs AC4GK
· Amateur Extra · issued Jun 18, 1991, expires Jun 18, 2001
THOMAS M. MAYSE
128 CANE CREST CIR, FAIRVIEW, NC 28730
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen May 27, 2010 → Oct 11, 2026 · 95 snapshots · as KN5S
THOMAS M MAYSE
Attn: Thomas M. Mayse 1701 Wood Ave., Elizabethton, TN 37643
Seen Nov 7, 2004 → Oct 11, 2026 · 98 snapshots · as W9DSX
THOMAS M MAYSE
Attn: Thomas M. Mayse PO Box 193 819 Arapaho Village #24 B, Richardson, TX 75080
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 Sep 9, 1993 → Apr 21, 1996 · 6 discs KN5S
· Amateur Extra · issued Oct 14, 1986, expires Oct 14, 1996
MARK MANDELKERN
5259 SINGER RD, LAS CRUCES, NM 88005
KN5S in the Printed Callbooks, 1909–1997
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.
1992 · 1 edition KN5S · class E
Mark Mandelkern 5159 Singer Rd, Las Cruces, NM 88005 1992 p.827
1991 · 1 edition KN5S · class E
Mark Mandelkern 5259 Singer Rd, Las Cruces, NM 88005 Winter 1991 p.800
1989 · 1 edition KN5S · class E
George D Leffingwell 1945 Piner Rd 191, Santa Rosa, CA 95401 Winter 1989 p.902
1988 · 1 edition KN5S · class E
Mark Mandelkern Box 18, Fairacres, NM 88033 Winter 1988 p.720
1983 · 1 edition KN5S · class E
Mark Mandelker Rte 4-Box 921-B, Las Cruces, NM 88001 Winter 1983 p.668
Vanity Applications Filed by KN5S
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 KN5S in the last 24 hours. They show up here within seconds of KN5S 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)