You can find your Grasshopper phone numbers by logging in to your account. Any of your Grasshopper phone numbers can be used as your account number.

• On the online portal, all phone numbers are listed at the top-right of every page under "Your Phone Numbers." 
• In the mobile apps, all phone numbers are listed at the top of the Settings screen. 
• In the desktop apps, all phone numbers are listed in the drop-down menu at the top-left of the window.