{"id":"da7ca462-9c6b-40fa-8d1f-473e7baefc9d","shortId":"THmr9h","kind":"skill","title":"Normalize international phone numbers into E.164 before CRM imports or messaging workflows","tagline":"Use libphonenumber-js when an agent needs to clean messy phone-number input, validate it against country rules, and return a stable E.164 value before storing contacts or triggering downstream messaging. The skill is about normalization and validation, not telephony delivery, cal","description":"# Normalize international phone numbers into E.164 before CRM imports or messaging workflows\n\nUse libphonenumber-js when an agent needs to clean messy phone-number input, validate it against country rules, and return a stable E.164 value before storing contacts or triggering downstream messaging. The skill is about normalization and validation, not telephony delivery, call routing, or campaign orchestration.\n\n## Prerequisites\n\nNode.js and npm\n\n## Installation\n\nNo source-backed install or usage instructions could be extracted automatically. Review the upstream project before running this skill in a sensitive workflow.\n\n- Source: https://www.npmjs.com/package/libphonenumber-js\n\n## Documentation\n\n- https://github.com/catamphetamine/libphonenumber-js#readme\n\n## Source\n\n- [Agent Skill 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open catalog of AI agent skills — 2,000+ security-scanned skills for Claude Code, Cursor, Codex, and more.","skill_md_sha":"29efe86cf1822345a91062f28b73ffcf180e3cd1","skill_md_path":"skills/normalize-international-phone-numbers-into-e164-before-crm-imports-or-messaging-workflows/SKILL.md","default_branch":"main","skill_tree_url":"https://github.com/agentskillexchange/skills/tree/main/skills/normalize-international-phone-numbers-into-e164-before-crm-imports-or-messaging-workflows"},"layout":"multi","source":"github","category":"skills","frontmatter":{"name":"Normalize international phone numbers into E.164 before CRM imports or messaging workflows","description":"Use libphonenumber-js when an agent needs to clean messy phone-number input, validate it against country rules, and return a stable E.164 value before storing contacts or triggering downstream messaging. 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