Spare broadcast call signs

Available KI call signs

380 of the 676 KI four-letter combinations aren't held by any broadcast station. K calls go to stations west of the Mississippi River. Click any call to check it.

Spotted a call you want? Verify it before filing.

The call sign search the FCC offers covers broadcast stations only. Our free Call Sign Check adds shortwave stations and FCC ship licenses, flags a call that was recently released or is moving to a new owner, and gives the rule behind each result.

KI call signs at a glance

Of the 676 four-letter KI combinations, 296 belong to broadcast stations and 380 are spare.

Those 296 calls are used by 324 stations (a call can be shared across services, like KXXX and KXXX-FM):

FM: 187
AM: 63
LPFM: 39
Full-power TV: 24
Low power TV: 10
Class A TV: 1

KI stations on the air include KIAD (FM, Dubuque, IA), KIDR (AM, Phoenix, AZ), KIJI (FM, Tumon, GU), KINE (AM, Kingsville, TX), KIQN (FM, Colorado City, CO), KITY (FM, Llano, TX).

The latest KI call sign change: KILT became KIKK on August 20, 2026.

Among the spare ones: 2 released in the last 60 days, 5 used by a ship or shortwave station, 14 old ship calls whose license lapsed. Run any of them through Call Sign Check before you file.

Just released

KIBL KIBQ

All spare KI call signs

Just released Used by a ship or shortwave station: check before you file Old ship call (license lapsed)

KIAA KIAB KIAC KIAE KIAF KIAG KIAJ KIAL KIAP KIAR KIAS KIAU KIAV KIAW KIAX KIAY KIAZ KIBA KIBB KIBD KIBF KIBI KIBJ KIBK KIBL KIBO KIBP KIBQ KIBU KIBV KIBW KIBY KICA KICF KICJ KICQ KICV KICZ KIDA KIDB KIDF KIDL KIDM KIDP KIDQ KIDT KIDU KIDV KIDW KIEB KIEC KIED KIEE KIEG KIEH KIEJ KIEK KIEN KIEO KIEP KIEQ KIER KIES KIET KIEU KIEX KIEY KIFA KIFB KIFC KIFD KIFE KIFF KIFH KIFJ KIFK KIFL KIFO KIFP KIFQ KIFU KIFV KIFY KIFZ KIGA KIGB KIGC KIGD KIGE KIGF KIGH KIGJ KIGK KIGM KIGP KIGQ KIGR KIGT KIGU KIGV KIGW KIGX KIGY KIGZ KIHA KIHD KIHE KIHF KIHG KIHI KIHJ KIHN KIHO KIHQ KIHV KIHX KIHY KIHZ KIIA KIIB KIIE KIIF KIIG KIIH KIIJ KIIL KIIP KIIQ KIIR KIIU KIIV KIIY KIJB KIJC KIJD KIJE KIJF KIJG KIJH KIJJ KIJK KIJL KIJM KIJO KIJP KIJQ KIJS KIJT KIJU KIJW KIJX KIJY KIJZ KIKA KIKB KIKE KIKH KIKJ KIKM KIKP KIKQ KIKR KIKW KIKY KILC KILD KILF KILG KILH KILK KILL KILP KILQ KILS KILU KILW KILY KILZ KIMC KIMD KIME KIMF KIMH KIMJ KIMK KIMQ KIMR KIMV KIMZ KINH KINJ KINM KINO KINP KINQ KINR KINV KINW KIOB KIOF KIOG KIOH KIOJ KIOP KIOQ KIOR KIOV KIOY KIPD KIPF KIPG KIPJ KIPK KIPN KIPQ KIPS KIPU KIPV KIPX KIPY KIPZ KIQA KIQB KIQC KIQD KIQE KIQF KIQG KIQH KIQJ KIQL KIQM KIQO KIQP KIQR KIQT KIQU KIQV KIQW KIRB KIRD KIRE KIRF KIRG KIRH KIRI KIRJ KIRM KIRR KIRU KIRW KIRY KIRZ KISB KISE KISG KISI KISP KITB KITD KITG KITJ KITK KITL KITM KITP KITQ KITR KITW KITZ KIUB KIUC KIUD KIUE KIUF KIUG KIUH KIUI KIUJ KIUK KIUM KIUO KIUQ KIUR KIUS KIUT KIUU KIUV KIUW KIUX KIUY KIUZ KIVB KIVC KIVF KIVG KIVH KIVJ KIVK KIVL KIVN KIVO KIVP KIVQ KIVR KIVS KIVT KIVU KIVV KIVW KIVX KIVZ KIWC KIWD KIWE KIWF KIWG KIWH KIWJ KIWK KIWL KIWM KIWN KIWO KIWP KIWQ KIWS KIWT KIWU KIWV KIWX KIWY KIWZ KIXC KIXG KIXH KIXJ KIXL KIXU KIYA KIYB KIYC KIYD KIYF KIYG KIYH KIYI KIYJ KIYL KIYM KIYN KIYP KIYR KIYT KIYV KIYW KIYY KIYZ KIZA KIZB KIZC KIZD KIZE KIZF KIZG KIZH KIZI KIZJ KIZK KIZL KIZM KIZO KIZP KIZQ KIZR KIZT KIZU KIZV KIZW KIZX

← KH call signs All prefixes KJ call signs →

Spare call signs by prefix

K call letters: west of the Mississippi River

W call letters: east of the Mississippi River

Spotted a call you want? Verify it before filing.

Current to October 16, 2026, drawn from FCC records for stations, ships and shortwave, with a fresh update each morning. Not an FCC product.