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Spare broadcast call signs

Available KH call signs

343 of the 676 KH 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.

KH call signs at a glance

Of the 676 four-letter KH combinations, 333 belong to broadcast stations and 343 are spare.

Those 333 calls are used by 344 stations (a call can be shared across services, like KXXX and KXXX-FM):

  • FM: 204
  • LPFM: 50
  • AM: 43
  • Full-power TV: 20
  • Low power TV: 18
  • Class A TV: 8

KH stations on the air include KHAC (AM, Tse Bonito, NM), KHDK (FM, New London, IA), KHJC (FM, Lihue, HI), KHMT (Full-power TV, Hardin, MT), KHRG (FM, Follett, TX), KHTZ (FM, Minot, ND).

The latest KH call sign change: KFSA became KHTL on June 26, 2026.

Among the spare ones: 2 released in the last 60 days, 8 used by a ship or shortwave station, 12 old ship calls whose license lapsed. Run any of them through Call Sign Check before you file.

Just released

KHMJ KHMZ

All spare KH call signs

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

KHAA KHAD KHAE KHAF KHAG KHAH KHAI KHAJ KHAL KHAO KHAU KHAX KHBD KHBF KHBG KHBH KHBI KHBJ KHBK KHBO KHBP KHBU KHBV KHBY KHCG KHCN KHCQ KHCW KHCY KHCZ KHDA KHDB KHDE KHDG KHDH KHDI KHDJ KHDM KHDO KHDP KHDQ KHDT KHDU KHDW KHEB KHEE KHEG KHEH KHEJ KHEK KHEO KHEP KHEQ KHEU KHFA KHFB KHFC KHFE KHFF KHFH KHFL KHFO KHFP KHFQ KHFS KHFT KHFU KHFV KHFW KHFX KHFY KHGA KHGB KHGD KHGH KHGJ KHGK KHGL KHGO KHGP KHGR KHGS KHGT KHGU KHGV KHGW KHGX KHGY KHHB KHHD KHHE KHHF KHHG KHHH KHHJ KHHL KHHN KHHP KHHQ KHHR KHHU KHHV KHHW KHHX KHHY KHIE KHIF KHIG KHIK KHIO KHIR KHIU KHIV KHIW KHIY KHJA KHJB KHJD KHJE KHJF KHJG KHJH KHJI KHJL KHJN KHJO KHJP KHJQ KHJT KHJU KHJV KHJW KHJX KHJY KHJZ KHKB KHKD KHKG KHKH KHKJ KHKP KHKQ KHKT KHKW KHLD KHLE KHLF KHLG KHLH KHLI KHLJ KHLP KHLQ KHLT KHLU KHLX KHLZ KHMA KHMH KHMI KHMJ KHMK KHMM KHMQ KHMW KHMZ KHNB KHNF KHNG KHNH KHNI KHNJ KHNM KHNN KHNO KHNP KHNQ KHNT KHNV KHNX KHNY KHOB KHOH KHOQ KHOR KHOV KHOX KHPA KHPB KHPC KHPD KHPG KHPU KHPV KHPW KHQB KHQC KHQD KHQE KHQF KHQG KHQH KHQI KHQJ KHQK KHQL KHQM KHQO KHQP KHQQ KHQS KHQU KHQV KHQW KHQX KHQY KHQZ KHRC KHRE KHRF KHRH KHRJ KHRL KHRP KHRQ KHRT KHRX KHRY KHRZ KHSO KHSW KHSY KHSZ KHTD KHTF KHTG KHTJ KHUA KHUE KHUF KHUJ KHUL KHUO KHUP KHUQ KHUR KHUV KHUW KHUX KHUZ KHVA KHVB KHVC KHVD KHVE KHVF KHVG KHVI KHVJ KHVK KHVP KHVQ KHVR KHVS KHVV KHVW KHVX KHVY KHVZ KHWB KHWE KHWF KHWH KHWJ KHWM KHWN KHWO KHWP KHWQ KHWS KHWT KHWU KHWV KHWW KHWZ KHXA KHXB KHXC KHXD KHXE KHXF KHXG KHXH KHXI KHXJ KHXK KHXN KHXO KHXP KHXQ KHXR KHXU KHXV KHXW KHXY KHXZ KHYA KHYB KHYD KHYE KHYF KHYH KHYJ KHYN KHYO KHYQ KHYR KHYU KHYW KHZA KHZB KHZC KHZD KHZE KHZF KHZG KHZH KHZI KHZJ KHZK KHZL KHZM KHZN KHZO KHZP KHZQ KHZR KHZS KHZT KHZU KHZV KHZW KHZX

← KG call signs All prefixes KI 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.

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.

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