There are 26 letters in the alphabet: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z. There are 21 consonant letters in the alphabet: B, C, D, F, G, H, J, K, L, M, N, P, Q, R, S, T, V, W, X, Y and Z. There are 5 vowels in the alphabet: A, E, I, O, U . Note: Sometimes Y can be used as a vowel. Total number of letters in the alphabet English alphabet is … [Read more...] about How Many Letters Are In The Alphabet?