The rice husk ash is well employed in the synthesis of zeolite particles (NaY and NaP). Physicochemical properties of the produced zeolite, after optimizing the various synthesis conditions (24 h of crystallization time and 110 °C) were characterized. The NaY zeolite synthesized has a uniform distribution of particle size that SEM shows. The obtained data from particle size distribution showed homogeneity of zeolite Y. BET results revealed that, the BET surface area of the product from the one step route was lower than that of the two-step route because of the presence of zeolite P. In the two-step route, a longer crystallization time in this route resulted in a mixed phase containing NaY and zeolite P in sodium form (NaP). In addition, a one-step synthetic route (no aging) was studied and the product was zeolite P. The optimum crystallization time for the synthesis of zeolite NaY with RHS was 24 h.