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Verify mailing address deliverability of contacts in Keap/Infusionsoft Using Lob

by Belmont Digitaladapted from n8n official workflow galleryUpdated Aug 2026
RequiresHTTP RequestHTTP RequestKeapKeap
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SeSet Address FieldsSet Address Fie…HRAddress VerificationAddress Verific…KeUpdate Keap - DeliverableUpdate Keap - D…KeUpdate Keap - NOT DeliverableUpdate Keap - N…WeCRM Webhook TriggerCRM Webhook Tri…SwSwitch12345
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STEPS · 5
Starts on an incoming request

Description This n8n workflow verifies the deliverability of mailing addresses stored in Keap/Infusionsoft by integrating with Lob’s address verification service. Who is this for? This template is designed for Keap/Infusionsoft users who need to ensure the accuracy of mailing addresses stored in their CRM systems. What problem is this workflow solving? / Use Case This workflow addresses the challenge of maintaining accurate mailing addresses in CRM databases by verifying the deliverability of addresses. What this workflow does A new contact is created in Keap/Infusionsoft Webhook sent to n8n Verify if the address is deliverable via LOB Report back to Keap/Infusionsoft Set Up Steps Watch this setup video: https://www.youtube.com/watch?v=T7Baopubc-0 Takes 10-30 minutes to set up Accounts Needed: Keap/Infusionsoft LOB Account (https://www.lob.com $0.00/mo 300 US addresses Verifications) n8n Before using this template, ensure you have API keys for your Keap/Infusionsoft app and Lob. Set up authentication for both services within n8n.

Tags

n8nreference-onlykeap
Connects
WHTTP RequestkeapKeap
CategoryKeap
Triggermanual
Complexitymedium
Nodes6
AddedMay 1, 2024