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CSV to Excel, numbers kept as numbers.

Turn a CSV into an Excel workbook in your browser: plain numbers become numbers, codes with leading zeros stay text, and the file is checked.

By 2 min read

The CSV and Excel viewer: a table of towns sorted by population, with a search box and a download as CSV or Excel

Opening a CSV in Excel can turn codes into numbers and lose their leading zeros.

Numbers and codes.

Plain numbers become numbers you can add up; codes such as 007 or phone numbers with a leading zero stay text, so nothing is lost.

Checked.

The workbook is written by our own SpreadsheetML writer and read back before it is offered.

Change first.

Change cells, add or take out rows before you download.

Further reading

Topics: csv to excel · csv to xlsx · convert csv to excel · csv to xlsx converter · open csv in excel

A little less theory. A little more doing.

Try it on your own terms, with a free browser tool.

Try the tool