Since CSV files are basically text files, you can simply rename the extension to TXT should you need it.
Convert Comma Separated Value to Simple text file.
We found 6 software records in the database related to .csv to .txt file format conversion.
Microsoft Windows software - convert csv to txt on Windows
A sophisticated text editor
Convert from csv file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned csv to txt. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
DBF editing and converting tool
A relational database management system from Microsoft Office
A popular spreadsheet application distributed with Microsoft Office suite
An older office and productivity suite for Windows
On-line services software - convert csv to txt on web
Spreadsheet web app from Google