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Cold Outreach & Sales Engagement

Reverse Contact email verification with ValidReach

Reverse email lookup & LinkedIn B2B contact enrichment API. Connect Reverse Contact to ValidReach via REST API webhooks, workflow automation (n8n, Make, Zapier), or CSV/XLSX batch exports to verify email addresses before sending or syncing.

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Reverse Contact
Step-by-Step

How it works with Reverse Contact

Connect via HTTPS webhooks, automation runners (n8n, Make, Zapier), or CSV/XLSX batch exports.

  1. 1

    Screen enriched prospect lists through ValidReach before importing or enrolling contacts into Reverse Contact sequences.

  2. 2

    Call POST /api/v1/verify/single for real-time webhook enrichment or upload CSV/XLSX files to /api/v1/verify/file.

  3. 3

    Enroll only confirmed valid addresses into active Reverse Contact sending campaigns to protect sender domain reputation.

  4. 4

    Quarantine catch-all and role accounts into a separate low-volume or manual-review sequence.

Use Cases

When to use ValidReach with Reverse Contact

Three common patterns teams deploy to stop hard bounces and protect domain reputation.

Pre-enrollment gate for Reverse Contact

Verify enriched B2B lists before uploading to Reverse Contact so invalid mailboxes never burn sending quota or trigger provider blocks.

Catch-all & role-account isolation

Separate catch-all corporate domains and role aliases (info@, sales@) from confirmed valid mailboxes before launching cold campaigns in Reverse Contact.

Automated enrichment pipeline check

Insert ValidReach between your lead source and Reverse Contact via n8n, Make, or Zapier so only verified prospects enter active sequences.

API & Field Mapping

Mapping ValidReach fields into Reverse Contact

Call POST /api/v1/verify/single from your webhook or workflow runner and route contacts based on the returned status.

POST https://validreach.dev/api/v1/verify/single
Authorization: Bearer YOUR_API_KEY
Content-Type: application/json

{
  "email": "contact@example.com"
}
validreach_statusRecommended Reverse Contact Action
validAllow into active Reverse Contact campaigns & flows
catchall / roleTag for low-volume sending or manual review
unknown0 credits billed; retry later or require opt-in click
invalid / disposableSuppress or reject before Reverse Contact send

Need multi-step templates? Browse verification workflows or read the integration guides.

FAQ

Reverse Contact email verification questions

Does ValidReach require a native plugin inside Reverse Contact?
No. ValidReach connects to Reverse Contact through standard HTTPS webhooks, our REST API (POST /api/v1/verify/single and /api/v1/verify/file), or automation runners such as n8n, Make, and Zapier—so you can inspect and control every field mapped into Reverse Contact.
How should I handle catch-all or unknown results in Reverse Contact?
Route confirmed valid addresses directly into active Reverse Contact flows, suppress invalid and disposable addresses immediately, and tag catchall or unknown records for low-volume sending or a later retry. ValidReach never charges credits for unknown results.
Can I verify an existing Reverse Contact export without losing custom columns?
Yes. Upload your Reverse Contact CSV or .xlsx export to /dashboard/lists or POST /api/v1/verify/file, then download results with include_original=true to keep every original Reverse Contact column alongside the verification status and reason code.
What is the fastest way to automate Reverse Contact verification?
Download the workflow definition JSON on this page or connect Reverse Contact's webhook trigger to POST https://validreach.dev/api/v1/verify/single via n8n, Make, or Zapier.
Cold Outreach & Sales Engagement

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Ready when you are

Connect ValidReach to Reverse Contact

Start with 100 free credits, call the REST API or workflow node, and keep every list clean.