# Puzzle Inbox

> Cold email infrastructure that just works.

- Canonical listing: https://agencysource.com/agencies/puzzle-inbox
- Categories: [Outbound & Cold Calling](https://agencysource.com/categories/outbound-sales), [Advertising & Media Buying](https://agencysource.com/categories/advertising), [Marketing Strategy & Fractional CMO](https://agencysource.com/categories/marketing-strategy), [Cold Email](https://agencysource.com/categories/cold-email)
- Services: Advertising, Product Marketing, Direct Marketing
- Team size: 10 - 49
- Hourly rate: Undisclosed
- Minimum project: Undisclosed
- Founded: 2023
- Website: https://puzzleinbox.com
- Listing: Not yet claimed
- Agency Source rating: no Agency Source reviews yet

## About

Puzzle Inbox is the cold email infrastructure provider trusted by over 1,200 outbound teams worldwide. We deliver pre-warmed Google Workspace and Microsoft Outlook 365 inboxes — fully configured with SPF, DKIM, DMARC, and MX records so your team can start sending within 24 to 72 hours. No domain purchasing, no DNS headaches, no manual warmup. Just connect to your sending tool and go. With 70,800+ active inboxes powering campaigns across every industry, we give sales teams the reliable foundation they need to scale outbound without worrying about deliverability or technical setup. You focus on pipeline. We handle everything behind the send button.

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Source: Agency Source, https://agencysource.com/agencies/puzzle-inbox. Ratings and reviews come only from reviews submitted and moderated on Agency Source; agencies cannot pay for rank.