Year 38 (XXXVIII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Iulianus and Asprenas (or, less frequently, year 791 Ab urbe condita). The denomination 38 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

.38 refers to the type of firearm and firearm cartridges.

Telephone numbers in Yugoslavia (, ) consisted of a 3-digit area code followed by 6 digits. In Serbia, they mainly began with 1, 2 or 3, in Croatia 4 or 5, in Slovenia 6, Bosnia 7, in Montenegro 8 and in Macedonia 9.