Copper email verification with BillionVerify
Copper is a CRM built for Google Workspace that helps sales teams track relationships, manage pipelines, and close deals. Integrating BillionVerify ensures every contact email stored in Copper is valid, reducing bounces when teams reach out and keeping pipeline data trustworthy.
Why verify before the send
CRM data quality erodes quickly as contacts change roles, companies, or providers. Storing unverified email addresses in Copper means sales reps waste time on outreach that never arrives. BillionVerify catches invalid, disposable, and catch-all addresses before they enter the CRM, protecting both your data integrity and sender reputation.
Ready-to-use n8n workflow
Import this workflow into n8n — it verifies every address with BillionVerify before Copper sends, so only deliverable contacts are emailed. Install the BillionVerify community node first, then add your API key.
{
"name": "Verify emails before sending in Copper + BillionVerify",
"nodes": [
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
240,
300
],
"name": "When clicking ‘Test workflow’"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "email-field",
"name": "email",
"value": "jane@example.com",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
460,
300
],
"name": "Get contacts"
},
{
"parameters": {
"sendTo": "={{ $json.email }}",
"subject": "Message for Copper contacts",
"message": "Replace this Gmail send with your Copper node — only deliverable, verified contacts reach it.",
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.1,
"position": [
900,
300
],
"name": "Send email",
"webhookId": "",
"credentials": {
"gmailOAuth2": {
"id": "",
"name": "Gmail account"
}
}
},
{
"parameters": {
"operation": "verify",
"email": "={{ $json.email }}",
"additionalOptions": {}
},
"type": "n8n-nodes-billionverify.billionVerify",
"typeVersion": 1,
"position": [
540,
300
],
"name": "Verify Email (BillionVerify)",
"credentials": {
"billionVerifyApi": {
"id": "",
"name": "BillionVerify account"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose"
},
"combinator": "and",
"conditions": [
{
"id": "is-deliverable",
"leftValue": "={{ $json.is_deliverable }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
}
}
]
}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
720,
300
],
"name": "IF deliverable"
}
],
"connections": {
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Get contacts",
"type": "main",
"index": 0
}
]
]
},
"Get contacts": {
"main": [
[
{
"node": "Verify Email (BillionVerify)",
"type": "main",
"index": 0
}
]
]
},
"Verify Email (BillionVerify)": {
"main": [
[
{
"node": "IF deliverable",
"type": "main",
"index": 0
}
]
]
},
"IF deliverable": {
"main": [
[
{
"node": "Send email",
"type": "main",
"index": 0
}
],
[]
]
}
},
"settings": {
"executionOrder": "v1"
}
}Workflow templates with Copper
Ready-to-use workflows that verify emails before Copper sends.
How it works
- 1
Use the n8n community node or Integrately to connect Copper and BillionVerify within a workflow.
- 2
Trigger email verification when a contact is created, updated, or exported from Copper.
- 3
BillionVerify checks each address for validity, MX record health, disposable status, and catch-all flags.
- 4
Update the Copper contact record with the verification result, or route failed addresses to a review list.
- 5
Maintain cleaner CRM data over time, leading to better deliverability and more accurate pipeline reporting.
When to use this
Validate contacts at the point of entry
Whenever a new contact is created in Copper — whether via web form, manual entry, or import — trigger a BillionVerify check to confirm the email is valid before saving the record.
Audit existing pipeline contacts before campaigns
Before running an email campaign against a Copper pipeline segment, export the list, verify each address with BillionVerify, and re-import only confirmed contacts to minimize bounces.
Keep deal contacts clean as leads progress
At key pipeline stages — such as moving a lead to Qualified — trigger a re-verification to ensure the contact email is still active before investing more outreach effort.
FAQ
Can I verify existing Copper contacts in bulk?
Yes. Export your Copper contacts, run them through BillionVerify's bulk API, and use the results to tag or remove invalid records before your next outreach sequence.
Will verification affect my Google Workspace sending reputation?
Positively. Fewer bounces and spam complaints from Copper-driven outreach help protect the sending reputation associated with your Google Workspace domain.
Which integration method is easiest for Copper users?
Integrately offers a 1-click connection that suits non-technical users. Teams with more complex workflows can use the n8n community node to build multi-step verification automations.
Does BillionVerify detect catch-all domains common in B2B outreach?
Yes. Catch-all domains accept all incoming mail but many addresses within them do not exist. BillionVerify identifies these and lets you decide how to handle them in your Copper workflows.
Verify emails in Copper
Create a free account, grab your API key, and stop bounces before they happen.
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