Email list of companies using Instantly.ai
Reach founders, agencies and outbound teams using Instantly for cold email at scale, inbox warm-up and lead finding.
Free Instantly.ai count + 10 sample records
30,065+ companies · 135,293+ contacts available
- ✓Exact count for your titles, regions and company size
- ✓10 verified sample records to check quality
- ✓Price quote within 1 business day
Trusted by B2B and enterprise revenue teams
How many companies use Instantly.ai?
Data InfoMetrix tracks 30,065+ companies running Instantly.ai as of October 2026, with 135,293+ verified contacts at those accounts. The largest groups are Lead Gen Agencies, B2B SaaS and Marketing Agencies. Buying decisions usually sit with the Founder / CEO, Agency Owner and Head of Sales. Counts are estimates built from technology footprint scans, job-post signals and partner directories, checked by our research team. How we count
Organizations detected running Instantly.ai.
Direct emails and phone dials for decision-makers.
Full buying committee mapped.
SMTP-verified, with 1:1 replacement of any email that hard bounces within 30 days.
| Technology category | Marketing Automation & Sales Tech |
|---|---|
| Tracked organizations | 30,065+ verified accounts worldwide |
| Decision-maker contacts | 135,293+ records with emails, mobile and direct dials |
| Key roles | Founder, Lead Gen Agency Owner, Head of Outbound, platform administrators, IT directors, procurement |
| Geography | 180+ countries · country-by-country counts on request |
| Verification | DNS and script telemetry, 5-stage SMTP handshake, manual research |
| Refresh cadence | Continuous, 30–45 day maximum record age at delivery |
| Compliance | GDPR, CAN-SPAM, CCPA and CASL |
| Delivery | 24–48 hours as CSV, XLSX or CRM API |
Researched by the Data InfoMetrix research team. Counts updated October 2026.
How we count and verify dataSee 10 records first
Matched to your ICP filters, free.
Size your Instantly.ai audience
Pick a region, company size and buying role to estimate how many accounts and contacts you can reach.
Estimates from our current Instantly.ai dataset. Exact counts come with your quote.
Reach the whole buying committee
A Instantly.ai account is not one contact. We map the people who evaluate, buy, run and use it across High-Volume Cold Email.
These are examples. We build records for any department, seniority or custom title.
See exactly what you get
Every record carries 60+ fields, from verified email, direct dial and LinkedIn to full postal address, Instantly.ai edition, coexisting stack and intent.
We deliver 60+ data fields per record, including intent data. The sample shows a selection only. Tell us which fields you need, including any that aren't listed here, and we'll add them to your list.
How we prove an account runs Instantly.ai
No scraped résumés or stale directories. Three layers confirm a live installation before a contact reaches your list. Read our verification protocol
Live DNS & script signals
We inspect response headers, DNS MX and CNAME records and live JavaScript bundles to confirm a running Instantly.ai instance.
DNS · CNAME · MX recordsHTTP headers · JS bundles✓ Verified against live infrastructure90-day hiring signals
We track job requisitions that ask for Instantly.ai skills, which shows ongoing budget and headcount.
Pre-delivery SMTP handshake
Each email is tested against the destination mail server, and titles are checked against current company rosters.
Maximum bounce rate, or we replace the contacts. Your sender reputation stays clean.
Every email that hard-bounces within 30 days of delivery is replaced free, record for record.
Live SMTP and MX checks right before we send your file.
Clean CSV or XLSX, ready for one-click import.
What are you trying to do?
Each campaign needs a different data strategy. Pick your goal to see how we build the audience.
Find companies on rival platforms and reach the people evaluating a move to, or away from, Instantly.ai.
Conquesting playbookPitch integrations, add-ons and complementary tools to companies already running Instantly.ai.
Ecosystem playbookBuild account lists around Instantly.ai deployment scale and engage the full committee across departments.
ABM playbookKnow the stack around every account
Instantly.ai rarely runs alone. Every record is tagged with the tools detected alongside it, so you can segment by complementary stacks.
Open the coexistence matrixWhat Instantly.ai customers look like
Anonymised profiles of companies in our Instantly.ai dataset of 30,065+ accounts. Named accounts are shared in your free sample, never on a public page.
| Company size | Industry | Country | Employees | Revenue |
|---|---|---|---|---|
| Enterprise | Marketing Agencies | United Kingdom | 10,000+ | $5B+ |
| Mid-market | Recruiting | United States | 500–999 | $100M–$250M |
| Mid-market | Lead Gen Agencies | Canada | 200–999 | $50M–$250M |
| Enterprise | B2B SaaS | Germany | 5,000+ | $1B+ |
| Upper mid-market | Marketing Agencies | United States | 1,000–4,999 | $250M–$1B |
| SMB | Recruiting | Australia | 50–199 | $10M–$50M |
| Enterprise | Lead Gen Agencies | United States | 10,000+ | $5B+ |
| Mid-market | B2B SaaS | United States | 500–999 | $100M–$250M |
Plus 170 more countries. Ask for a country-by-country count of Instantly.ai accounts and we'll include it with your free sample.
Build the list your way
Every list is assembled from source to your product tier, job function, geography and revenue band. Nothing is a fixed export.
Filter by what they actually run.
Match revenue, size and industry.
Target any territory.
What Instantly.ai teams are struggling with
Know the friction before you reach out, and position your product where it matters.
Deliverability
Data quality
Reply rates falling
“Data InfoMetrix gave us the exact contact list of teams running competing marketing automation platforms. Our switch campaigns performed brilliantly.”
Instantly.ai list questions, answered
How many companies use Instantly.ai?
Data InfoMetrix tracks 30,065 companies using Instantly.ai, with 135,293 verified contacts at those accounts as of October 2026. The largest groups are Lead Gen Agencies, B2B SaaS and Marketing Agencies. Counts are estimates from our database and market research, so ask us for a live count for your exact criteria.
Who buys and manages Instantly.ai inside a company?
Instantly.ai is usually owned by High-Volume Cold Email. Decision-makers include Founder / CEO, Agency Owner and Head of Sales; RevOps Manager and SDR Manager shape the choice, and SDRs and Agency Operators use it day to day. Our Instantly.ai list can include any of these roles.
Which Instantly.ai products or editions can I target?
You can target accounts by the Instantly.ai products they run, including Instantly Outreach Growth, Instantly Hypergrowth, Instantly Light Speed, Instantly SuperSearch (Leads) and Instantly CRM. Tell us which edition or module matters and we filter the list to those accounts.
What other software do Instantly.ai customers use?
Instantly.ai customers commonly also run Google Workspace, Microsoft 365, Clay, HubSpot and Zapier. Instantly.ai is often connected to Pipedrive, so users of those tools overlap heavily. We can filter any list by this kind of stack overlap.
What are the main alternatives to Instantly.ai?
The main alternatives to Instantly.ai are lemlist, Smartlead and Apollo.io. We also keep verified user lists for lemlist, Smartlead and Apollo.io, which is useful for competitive displacement campaigns.
When are Instantly.ai customers most likely to buy?
Buying triggers we track for Instantly.ai accounts include new sending domains, agency launch, outbound volume increase and tool switch. A common pain point is Deliverability: cold email lands in spam.
Can Data InfoMetrix deliver a free sample Instantly.ai contact list before ordering?
Yes. Data InfoMetrix delivers a complimentary 10-record sample tailored to your target Instantly.ai criteria—including target job titles, company size, and region—delivered within one business day with no obligation.
How does Data InfoMetrix guarantee email deliverability for Instantly.ai contacts?
Data InfoMetrix provides a 99% email deliverability guarantee on all Instantly.ai datasets. Every contact record undergoes real-time email verification within a 30 to 45-day refresh cycle, backed by a 1:1 hard bounce replacement policy for 30 days after delivery.
Sourcing and compliance. Business contacts come from public company sources, professional directories and opt-in publishing partners, then go through SMTP verification and human review. Lists are for B2B outreach: include an unsubscribe link and honour opt-outs (CAN-SPAM), and have a lawful basis such as legitimate interest when you email people in the EU or UK (GDPR). Read how we source and verify data
Get your Instantly.ai users list
Tell us your titles, regions and company size. We'll send counts, a quote and a free 10-record sample.
Related lists
Alternatives to Instantly.ai, tools its customers also run, and more Marketing Automation & Sales Tech lists.

