n8n workflow diagram routing an inbound lead through ProWebLook to verify email deliverability, mobile phone line type, and active WhatsApp registration

How to Verify Emails, Phone Numbers & WhatsApp in n8n Workflows (Official ProWebLook Node Guide)

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Step-by-step guide to installing the official verified n8n-nodes-proweblook package on n8n Cloud and self-hosted n8n to verify emails, filter VoIP phone numbers, check WhatsApp registration, and monitor credit balances.