Unlimted Cold Email Inboxes at Scale

Create and upload unlimited email accounts to your sending platform within minutes.

Unlimited Cold Email Inbox over Unlimted Domains on 10 Dedicated IPs

Private Infrastructure

Stop being affected by the deliverability of shared SMTP services.

Private

Dedicated IPs

Our dedicated IPs ensure that your emails are never affected by the reputation of other senders.

Limitless

Unlimited Domains

You can add as many domains as you want to your account at no extra cost.

Speed

Create email accounts within minutes instead of hours

No more twiddling around for hours creating workspace and outlook accounts. You can create and upload email accounts to your sending platform within minutes.

Universal

Upload to your favorite sending platform

You can use Frontier inboxes with any sending platform that supports SMTP. (such as Smartlead, Instantly and OuterCold)