About eighty inscriptions have been discovered from Achaemenian dynasty up to the present time. Since these inscriptions have been kept from corrections and editions they are considered as the very valuable documents for the study of Iranian history. In spite of many comprehensive studies on these inscriptions, less attention has been drawn upon the writing style of Old Persian inscriptions. It seems that special models were used by the scribes in writing these inscriptions. The aim of this article is to review the stylistic aspects in these inscriptions.