File Extension ST3

.ST3 File

File extension: ST3
File type: 3000 Starter Town City

Notes about the ST3 file extension:

To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The ST3 file type is primarily associated with 'SimCity' by Electronic Arts, Inc..

Detailed information for file extension ST3:

Primary association: SimCity
Company: Electronic Arts, Inc.

Other applications associated with file type ST3:

  • Spice (Status)
  • Star 3 (MIDI Karaoke File)This file format uses a compression scheme that makes the file smaller than a regular MIDI file. The identifying characters used for this association are - Hex: 53 54 41 52 20 44 41 54 41 20 56 33 2E , ASCII: STAR DATA V3. Related links: Star 3 Wiki
File Identifier - TrID
'Identifying characters' used on are
provided by Marco Pontello from his TrID database

To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension ST3 click this link to expand/hide the additional area.

System Info for File Extension .ST3

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: SC3StarterTown
EXEFile: %ProgramFiles%\Maxis\SimCity 3000\Game\SC3.EXE %1

ProgramID: SC3StarterTown
EXEFile: %ProgramFiles%\Maxis\SimCity 3000 Unlimited\Apps\SC3U.EXE %1

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