How to Open Multiple CSV Files in One Excel Spreadsheet. The CSV file extension appears on text documents that contain comma-separated values. Like spreadsheet data, each line in a CSV file ...

For example, you can save contact information from Microsoft Excel as a CSV file, and import it into the address book in Microsoft Outlook.

A CSV file can be opened in any program but for better understanding and for most users, CSV file is best viewed through a spreadsheet program like Microsoft Excel, OpenOffice Calc, and Google Docs.

What is a CSV file and how to open .csv file? Computers, phones, etc. are great for storing different types of files which are in different formats according to their use.

Also known as a Comma Separated Value file, a comma delimited file is a standard file type that a number of different data-manipulation programs can read and understand, including Microsoft Excel.