How to Add Line Numbers to Text Quickly

Number lines faster when you need to reference long snippets in support, review, or documentation workflows.

Line numbers make discussion more precise

When several people are looking at the same text block, numbered lines make it much easier to point to a specific part without ambiguity.

Padding helps keep large lists readable

A consistent padding width keeps the numbers aligned, which makes longer outputs look cleaner and easier to scan.

FAQ

Can I start from a number other than one?

Yes. You can choose a starting value that fits your reference or review workflow.

Does it preserve the original line order?

Yes. The tool only prefixes each line and does not reorder or remove content.

Try the tool

Line Number Adder

Prefix each line of text with configurable line numbers.

Open Line Number Adder

Editorial angle

These guide pages are written to rank for adjacent how-to queries, hold attention longer than a bare utility page, and give you safer places to introduce ads later without breaking the primary tool experience.