A U.S. number for your store. Not your phone.
Selling on Amazon, eBay or Shopify? Use a real U.S. mobile number for marketplace verification and as the line buyers can reach. Your personal number stays private.
Mobile line type, not VoIP · From $8.33/mo per numberOne line for the business side of selling
Marketplaces, couriers and buyers all ask for a phone number. Give them this one.
Marketplace verification
Receive SMS codes when you open a seller account or sign in. Each marketplace decides which numbers it accepts; ours are registered as mobile.
A buyer contact line
Put it on your store and packing slips. Reply to texts from your browser, from 240+ countries.
Calls when you're away
Take calls in your browser or forward them to your own phone. Calls work with U.S. and Canadian numbers.
Block difficult buyers
One tap blocks a number's calls and texts. Unblock whenever you like.
A number per store
Up to 5 numbers in one account, each with its own name and inbox.
Never miss an order question
Browser notifications, email copies of texts and missed calls, or texts forwarded to your phone.
Seller questions
Will Amazon, eBay or Shopify accept it?
Usually, yes. Many services check a number's line type, and ours is listed as mobile. Each marketplace makes its own rules, so a few may still refuse it.
Can buyers outside the U.S. text me?
You can text numbers in 240+ countries; the price per country is shown before you send. Calls work with U.S. and Canadian numbers.
Does it filter spam calls?
There's no automatic filtering. You can block any number with one tap.
Your store's U.S. line is waiting.
Join the waitlist and be among the first sellers to get a TwinNumber.