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Find Email Addresses by Domain: Quick & Easy Guide

Searching for the ultimate guide to find email addresses by domain? You’ve landed on the right page! Right from the start, Apollo gives you instant access to over 210 million contacts at 35 million companies, making it a breeze to zero in on the right email addresses by domain.

I know how frustrating it can be when you need accurate email data for outreach or prospecting. With years in the B2B sales intelligence game, dozens of awards, and thousands of satisfied customers worldwide, Apollo steps in to solve your data headaches—and it even offers a robust free plan so you can dive in risk-free.

What is Apollo?

Apollo is an AI-powered B2B sales intelligence and engagement platform designed to streamline how you find, engage, and convert prospects. When your goal is to find email addresses by domain, Apollo combines multiple data providers, advanced filters, and AI insights to surface the most accurate contact information for decision-makers across any company.

Apollo Overview

Apollo was founded on a simple mission: empower revenue teams with actionable data and automation. Since its launch, the platform has grown rapidly, integrating with top CRMs, adding AI-driven features, and expanding its intent data coverage to help businesses uncover buying signals in real time.

Today, Apollo supports end-to-end sales execution—from pipeline building to meeting automation—making it a single command center for prospect discovery, outreach personalization, and CRM enrichment.

Pros and Cons

Pro: Access to a massive database of 210 million contacts and 35 million companies ensures you can always find email addresses by domain without hopping between tools.

Pro: AI-driven call assistant and research intelligence enrich calls and pitches with real-time insights, boosting close rates.

Pro: Seamless integrations with Salesforce, HubSpot, Outreach, and more keep your CRM up to date automatically.

Pro: Flexible automation workflows let you build multi-step sequences for email, call, and social outreach—all in one place.

Pro: Built-in meeting scheduler and follow-up email automation reduce manual tasks and friction in booking demos.

Pro: Generous free plan with 100 credits per user per month makes it easy to test core features before committing.

Con: Learning curve for advanced filters and workflow automation may require a bit of onboarding time.

Con: International dialer access is available only on higher-tier plans, which may be a limitation for global teams.

Features

Apollo’s feature set is built around one goal: help you efficiently find email addresses by domain and engage prospects with personalized outreach. Here are the standout tools:

Pipeline Builder

  • Smarter AI recommendations highlight high-intent accounts automatically.
  • Custom filters help you zero in on specific industries, seniority levels, and technographics.
  • Easy drag-and-drop list management to organize prospects quickly.

Call Assistant

  • Real-time call recording, transcription, and AI-driven next-step suggestions.
  • Integrated meeting scheduler to book follow-ups directly during calls.
  • Analytics dashboard to track call performance and talk-to-listen ratios.

Data Enrichment

  • Automatic sync of enriched contact fields to your CRM in real time.
  • Over 30 data points per profile—including emails, phone numbers, job titles, and more.
  • Bulk CSV cleanup and API access for any-system enrichment workflows.

Go-To-Market Platform

  • Unified customer database with end-to-end sales execution tools.
  • Centralized deal management and customizable dashboards.
  • Pre-built email and call sequences to jump-start outreach campaigns.

Apollo Pricing

Choose the plan that fits your team’s needs—from exploring core features to scaling with advanced AI and automation.

Free Plan

Price: $0/month
Ideal for: Testing the platform and basic prospecting
Highlights:

  • 100 credits per user/month
  • 2 sequences
  • Prospecting extension for Gmail & Salesforce
  • Basic filters

Basic Plan

Price: $59/user/month (billed monthly)
Ideal for: Small teams focusing on outreach and deal tracking
Highlights:

  • 2,500 credits per user/month
  • Advanced filters & CRM integrations
  • Schedule meetings
  • Enrichment for data & CRM

Professional Plan (Most Popular)

Price: $99/user/month (billed monthly)
Ideal for: Teams optimizing sales with AI & workflows
Highlights:

  • 4,000 credits per user/month
  • Unlimited sequences & automated workflows
  • Call recordings & AI insights (4,000 mins)
  • US dialer & 5 mailboxes per user

Organization Plan

Price: $149/user/month (annual only, min. 3 users)
Ideal for: Enterprise GTM teams needing advanced security and reporting
Highlights:

  • 6,000 credits per user/month
  • International dialer & single sign-on (SSO)
  • Customizable reports & advanced security configurations
  • AI research intelligence & extended call minutes (8,000 mins)

Apollo Is Best For

Whether you’re a small startup or an established enterprise, Apollo has solutions tailored to your needs.

Sales Teams

Close deals faster by finding accurate emails, automating follow-ups, and leveraging AI insights on every call.

Marketing Teams

Enrich lead lists, segment audiences by firmographics, and launch hyper-personalized campaigns across email and social channels.

Startups & SMBs

Get up and running quickly with a free plan, then scale your outreach as you grow—no credit card required to start!

Benefits of Using Apollo

  • Find email addresses by domain instantly across millions of companies, saving research time.
  • Automate multi-channel outreach with email sequences, SMS, voice, and LinkedIn cadence.
  • Keep data fresh with continuous enrichment and API integrations for any CRM.
  • Boost engagement rates through AI-driven personalization and intent data targeting.
  • Scale your team using role-based access, SSO, and enterprise-level security settings.

Ready to see how easy it is to find email addresses by domain? Explore even more at Apollo and discover how AI-driven prospecting can transform your sales pipeline.

Customer Support

Apollo’s support team is available around the clock via live chat, email, and an extensive knowledge base. You’ll find quick responses, step-by-step guides, and on-demand webinars whenever you need help mastering new features.

For enterprise customers, dedicated success managers provide onboarding assistance, best-practice workshops, and custom implementation support to ensure you get maximum value from the platform.

External Reviews and Ratings

Across review sites, Apollo earns praise for its data accuracy, intuitive UI, and powerful automation. Users highlight how the platform supercharges prospecting workflows and improves outreach ROI. A few critiques note occasional learning curves for advanced filters, but most agree that the rich feature set justifies time invested in training.

Educational Resources and Community

Apollo offers a robust library of tutorials, webinars, and blog posts covering topics from cold email best practices to advanced sales automation. The active user community on forums and LinkedIn groups shares templates, strategies, and success stories—so you’re never going it alone.

Conclusion

Finding email addresses by domain has never been quicker or more reliable than with Apollo. From its expansive contact database and AI-powered insights to seamless CRM integrations and meeting automation, Apollo equips your team to build pipeline faster and close more deals. Ready to elevate your prospecting? Mid-article, we linked you to discover Apollo’s full capabilities—now it’s time to take action.

Get Started with Apollo for Free Today