Add Or Remove Colon In String List

Add or remove colon in a list of strings. Useful for WWN and MAC address manipulation.
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Add colons or semicolons to strings

Use this tool to easily format a list of strings by adding colons (:) or semicolons (;) at regular intervals. The interval can be adjusted from 2 to 5 characters. This can be useful for formatting HBA WWNs or MAC addresses.

Remove colons or semicolons from strings

You can also remove colons (:) or semicolons (;) from a list of strings. The "Remove" option is automatically selected if the input string contains the specified character (either : or ;). All you need to do is click "Submit" to get the desired result.

Author Information

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Rajesh V U

Full-Stack Developer & Storage Technologist | Creator of UnitSmash.com
Last updated: June 1, 2026

I am a Storage Technologist with strong experience in enterprise storage systems, Angular development, and web-based tools. I enjoy building practical calculators, converters, and utilities, and I also create original cartoons. I share my tools, articles, and creative work on my personal website, rajeshvu.com.