https://namechk.com/

Use Namechk to search for an available username or domain and secure your brand across the internet as well as username registration.

https://checkusernames.com/

Username Search for the most popular Social Media and Social Networking sites . Check for your brand, trademark, product or user name on 160 Social ...

https://www.namecheckr.com/

Check domain & social username availability across multiple networks. Need Help? .com · facebook · twitter · tumblr · reddit · slack · instagram .net · myspace.

https://www.namecheck.com/

Search domain names and social media usernames to find out your name's availability for free.

https://www.instagramavailability.com/

Instagram Availability Checker is a free tool to check if a Instagram name is available. It instantly checks to let you know if a username is available as you type.

https://thenextweb.com/2009/06/30/check-username-availability-sites/

Jun 30, 2009 ... I recently made a half serious post on FriendFeed as to whether or not you would name your child if the domain of their name wasn't available.

http://www.spinxo.com/instagram-names

Generate unlimited Instagram usernames and check availability. Attract more followers with a cool username based on your name, personality, popular ...

http://www.spinxo.com/username-check

Generate username ideas and check availability. Create names for Youtube, Instagram, ... Username Availability Check. Enter a Name: Check Availailbity ...

https://bloggingwizard.com/choose-twitter-username/

It's a good idea to check whether your desired business or blog name is available as a domain registration and username on social media platforms. You can do ...

https://checkuser.org/

CheckUser automatically searches over 70 famous social networks for you to see if the username or domain is available or not.