. ▁ ▁It ▁was ▁red es ign ated ▁the ▁ 3 9 0 th ▁Electron ic ▁Com bat ▁Squadron ▁again ▁on ▁ 2 7 ▁September ▁ 2 0 1 0 . ▁The ▁squad ron ▁was ▁located ▁at ▁Naval ▁Air ▁Station ▁Wh id bey ▁Island , ▁Washington ▁and ▁fle w ▁E A - 6 B ▁P row lers ▁alongside ▁V A Q - 1 2 9 . ▁The ▁last ▁flight ▁of ▁the ▁unit ▁in ▁the ▁P row ler ▁took ▁place ▁on ▁ 9 ▁July ▁ 2 0 1 4 ▁as ▁the ▁squad ron ▁transition ed ▁to ▁the ▁E A - 1 8 G ▁G row ler . ▁ ▁Oper ations ▁World ▁War ▁II ▁Vietnam ▁War ▁Operation ▁Just ▁C ause ▁Operation ▁Des ert ▁Storm ▁ ▁Line age ▁ ▁Const it uted ▁as ▁the ▁ 3 9 0 th ▁F ighter ▁Squadron ▁( Single ▁Engine ) ▁on ▁ 2 4 ▁May ▁ 1 9 4 3 ▁ ▁Activ ated ▁on ▁ 1 ▁June ▁ 1 9 4 3 ▁ ▁Red es ign ated ▁ 3 9 0 th ▁F ighter ▁Squadron , ▁Single ▁Engine ▁on ▁ 2 0 ▁August ▁ 1 9 4 3 ▁ ▁In activ ated ▁on ▁ 2 0 ▁August ▁ 1 9 4 5 ▁ ▁Red es ign ated ▁ 3 9 0 th ▁F ighter - B om ber ▁Squadron ▁on ▁ 1 5 ▁November ▁ 1 9 5 2 ▁ ▁Activ ated ▁ 1 ▁January ▁ 1 9 5 3 ▁ ▁Red es ign ated ▁ 3 9 0 th