Azole nucleosides represented by the formulae (I) and (II); wherein A = C or N B = C or N X = H; C1-C6 alkyl, cycloalkyl, alkenyl, cycloalkenyl, alky nyl, aryl, heterocyclo, halogen such as F, C1, Br and I; OH, NH2, NH-(C1-C6 alkyl, cycloalkyl, aryl, or heterocyclo); Z = H; C1-C6 alkyl, cycloalkyl, al kenyl, cycloalkenyl, alkynyl, aryl, heterocyclo, halogen such as F, Cl, Br, I; OH, NH2, NH-(C1-C6 alkyl, cycloalkyl, aryl, or heterocyclo; E= (CH2)HONHR 1; n is an integer from 0-6 and more typically 0-3; R1= aryl or heterocyclo; each of W, Y, R is individually selected from the group consisting of H; C1 -C6 alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, aryl, heterocyclo; ha logen such as F, Cl, Br, and I; O, OH, Oalkyl, Oaryl, NH2, NH-(C1-C6 alkyl, cycloalkyl, aryl, or heterocyclo); provided that at least one of W, Y, and R is other than H and wherein both W and Y together can be =O; and each D ind ividually is OH, Oalkyl, Oaryl, Fl and H;pharmaceutically acceptable salts t hereof, prodrugs thereof and mixtures thereof are provided. Compounds of thi s disclosure are useful as inhibitors of viral RNA and DNA polymerases such as, but not limited to, Influenza, Hantaan Virus, Crimean Congo hemorrhagic fever virus, hepatitis B, hepatitis C, Polio, Coxsackie A and B, Rhino, Echo , orthopoxvirus (small pox), HIV, Ebola, and West Nile virus polymerases; an especially orthopoxvirus, HIV, and hepatitis B.