Free online line number tool
Add line numbers to any block of text instantly. Choose your starting number, pick a separator style, and get numbered text ready to copy. Perfect for code review, legal documents, and educational materials.
How to add line numbers to text
Customizable numbering
- Choose your starting number (default is 1)
- Pick a format: period, parenthesis, colon, or tab
- Numbers are right-aligned for clean formatting
- Remove line numbers from already-numbered text with one click
Who uses line numbers?
Developers use them for code review. Teachers number lines in poetry and prose for classroom discussion. Legal professionals reference specific lines in contracts and depositions.