Il numero 309, trecentonove in Italiano, in Inglese si dice three hundred nine.
Il numero ordinale 309° in inglese si dice three hundred ninth.
300: three hundred
301: three hundred one
302: three hundred two
303: three hundred three
304: three hundred four
305: three hundred five
306: three hundred six
307: three hundred seven
308: three hundred eight
310: three hundred ten
311: three hundred eleven
312: three hundred twelve
313: three hundred thirteen
314: three hundred fourteen
315: three hundred fifteen
316: three hundred sixteen
317: three hundred seventeen
318: three hundred eighteen