123 File Extension - What is it and how to open 123 format
123 

Opening 123 files

Have a problem opening a .123 file? We collect information about file formats and can explain what 123 files are. Additionally we recommend software suitable for opening or converting such files.

What is the .123 file type?

Lotus 1-2-3 9 Workbook.

PCB123 Design File.



Lotus 1-2-3 97 Workbook.

Microsoft Access Add-in.

Microsoft Excel Comma Separated Values File.

Software to open or convert 123 files

You can open 123 files with the following programs: 

Popular formats