Excel Extract Phone Numbers From Multiple Files Software - Version 7.0 This software offers a solution to users who want to extract phone numbers inside MS Excel files. You can specify the length of the numbers you want to extract because different countries have different phone number lengths. For example, the US has length 10 or 11 for numbers such as 800-291-6902 or 1-800-392-9233. Excel 2000 or higher required.