Mobile Carrier Lookup Options

Find if mobile number is an AT&T, T-Mobile, Sprint, etc. number. When you click the a link a new window will open.

1. www.twilio.com

Enter number and the mobile carrier is listed in 2 places on the page.

2. www.carrierlookup.com

Enter number then a window pops up showing the mobile carrier.

3. freecarrierlookup.com

Enter number then the mobile carrier is listed. The best mobile carrier lookup out of the 3 listed when on a browser. However the site doesn't work on mobile device.