Need help with your Three account or device? Get in touch today and speak to our friendly team via email, phone, or live chat. Read through our Support categories, get advice on using your specific device or try our Troubleshooter if you get stuck. Mobile Broadband. Contact us. Need help with your account or joining Three? Call Three customer services free on ☎. Kindly go through the questions and their answers odds rechner below or you can also take help from Three customer support executives on the phone number. It is also quite easy to switch to Three if you are using any other service provider. Changing your price plan. If you want to put an add-on to your account, make sure you log into your Three account. Three is ranked 4 out of 13 in the category Categories Phone and Internet Services Mobile Network Provider. We hope you'll stay with Three and enjoy all these great benefits and .