- Visit Optimum.com/mobile/plan
- Choose how many lines you need
- Select your plan(s)
- Tap Shop now
- Tap No, I am a new customer
- Enter your Optimum Internet account, or tap Skip to enter your account number later
- Enter your zip code
- Tap Continue
- Add a new device to your shopping cart, or tap Bring your own
- Choose if you want to keep your current number by transferring your number to Optimum Mobile or get a new one
- Follow the instructions and proceed to checkout
You can check your order status on MyMobile when it is shipped. We will also keep you updated about your order by email.