Buy Mailboxes in Bulk for Cold Email — $2/Mailbox (250–1000) | Way2Inbox
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Bulk & Agency · 250–1000 mailboxes

Buy Mailboxes in Bulk for Cold Email

Provision hundreds of dedicated-IP Office 365 mailboxes at the industry's lowest price — $2/mailbox on the Enterprise / Agency plan, delivered within 24 hours.

✅ Bulk provisioning⚡ Priority 24h delivery🔒 Dedicated IP each
Short answer: Bulk orders of 251–1000 mailboxes are $2/mailbox/month — the lowest tier — with priority 24-hour delivery, SPF/DKIM/DMARC done, and a dedicated IP on every mailbox.

Bulk capacity & pricing at a glance

Each mailbox safely sends ~50 cold emails/day. Keep to ~3 mailboxes per domain to protect deliverability.

MailboxesDomains neededSafe sending capacityFrom / month (annual)
50~17 domains~2,500/day$100/mo
100~34 domains~5,000/day$200/mo
250~84 domains~12,500/day$500/mo
500~167 domains~25,000/day$1,000/mo
1000~334 domains~50,000/day$2,000/mo
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Bulk provisioning

Order 250–1000 mailboxes in one go, each isolated on its own IP and fully authenticated before handover.

Priority 24-hour delivery

Agency and enterprise orders are fast-tracked — 98% delivered within one business day.

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Full admin control

Complete admin-console access across every mailbox, plus custom tracking domains for your clients.

Provision your bulk order in 24 hours

Dedicated-IP Office 365 mailboxes, live in 24 hours, from $2/mailbox.

Get started →

Frequently asked questions

How low does bulk pricing go?

On the Enterprise / Agency plan (251–1000 mailboxes) pricing is $2/mailbox/month on annual billing — the industry's lowest.

How many domains do I need for 500 mailboxes?

Plan for roughly 167 domains — keep it to about 3 mailboxes per domain to protect deliverability.

Can agencies resell these to clients?

Yes. You get full admin access and custom tracking domains, and our affiliate/partner program supports agencies reselling inboxes.

How fast is a bulk order delivered?

Bulk orders are prioritised, with 98% of mailboxes live within 24 hours of domain verification.