Available 24/7  ·  365 Days

We Reply Fast.
Not "We'll Get Back."

Most guest post marketplaces leave you waiting days for a reply. Our team responds to every enquiry within 4 hours — because your link-building campaigns cannot afford to stall.

Send Us a Message

Questions about guest post placements, bulk packages, or publisher listings? A real human from the Zambezu team will reply within 4 hours.

No spam. No newsletters you didn't ask for. Just a direct reply from our team.

Trusted by 1,000+ SEO teams worldwide
Startups SEO Agencies Crypto Projects Enterprise SaaS Companies
Our Promise
< 4h
Average first response time
Placement enquiries replied same day
Order support under 2 hours
Rush placements handled immediately
No offshore bots. Real humans only.
Prefer a direct channel?
support@zambezu.com Email us anytime. 24h inbox.
+1 (206) 710-5404 Call us Mon–Fri, 9am–6pm EST
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Support Hours
Monday – Friday 9am – 6pm EST
Saturday 10am – 3pm EST
Sunday Emergency only
Email response 24/7 monitored
All Channels

Multiple Ways to
Reach Our Team

Email Support
Best for guest post orders, publisher questions, bulk package quotes, or billing queries. Monitored 24/7 with guaranteed response under 4 hours.
support@zambezu.com
Phone & Direct Call
Talk directly to a link-building specialist. Best for urgent placements, agency onboarding, and enterprise bulk orders that need immediate handling.
+1 (206) 710-5404
Marketplace Orders
Ready to place a guest post order? Browse 5,000+ verified publisher sites, compare DA/DR metrics, and checkout in minutes.
Browse Publisher Sites

Frequently Asked Questions

Quick answers before you hit send.

Our average first response time is under 4 hours during business hours. Email enquiries sent after 6pm EST are replied to by 9am the next morning. For urgent orders, call us directly.
Yes. Every Zambezu LLC enquiry is handled by a real link-building specialist. No chatbots, no offshore call centers. Call +1 (206) 710-5404 during business hours for a direct conversation.
Expedited placements are available on select publisher listings marked "Instant" or with short turnaround times. For rush bulk orders, contact us before 3pm EST or call directly — we will match you with publishers who can deliver quickly.
Yes. For SEO agencies, high-volume brands, and enterprise teams, we offer custom bulk packages with dedicated account management and volume pricing. Select "Bulk / Agency Orders" in the form above or email support@zambezu.com.
Yes. Website owners and publishers interested in listing their sites on our marketplace can reach us at support@zambezu.com with the subject line "Publisher Partnership." We review all applications within 2 business days.

Ready to Build
Authority Backlinks?

5,000+ verified publisher sites. Transparent pricing. Live URL reporting. Starting at $5 per placement.

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