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>> ABCDDB file

ABCDDB file format description

Many people share .abcddb files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .abcddb file can be edited, converted or printed with. On this page, we try to provide assistance for handling .abcddb files.

1 filename extension(s) found in our database.

.abcddb - Apple Address Book Contact List Database

ABCDDB file is an Apple Address Book Contact List Database.

.abcddb file format description:
ABCDDB format description not yet available
Mac OS X
Data files
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Apple Address Book Contact List Database related links:
Upgrading Contacts from Directory
Apple Address Book Contact List Database related extensions:
Mac OS X Address Book Backup
Address Book CoreData Person Data
Mac OS X Disk Information File
Mac OS X Bill of Materials File
AppleTalk Desktop Database
Mac OS X Application Plug-in

Naturally, other applications may also use the .abcddb file extension. Even harmful programs can create .abcddb files. Be especially cautious with .abcddb files coming from an unknown source!

Can't open a .abcddb file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

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If you have useful information about the .abcddb file format, then write to us!