Phone Validation for Marketo Forms
Validate national and international phone numbers at the point of entry. Detect line type, carrier and location to stop fake sign-ups and improve SMS outreach.
Phone Validation for Marketo Forms delivers fast, reliable validation for both national and international phone numbers. It helps ensure the quality of your contact database by checking number authenticity, detecting line type, and enriching entries with carrier and location data.
Ideal for verifying leads at the point of entry, it reduces fraud, improves message deliverability, and supports more efficient outreach across global markets.
Key Features
- International number validation
Confirm the format and legitimacy of global phone numbers using country-specific dialing codes. - National number validation
Validate numbers locally by specifying a 2-letter country code parameter. - Geolocation insights
Retrieve the country, region, or city associated with the number. - Carrier lookup
Identify the mobile or fixed-line carrier to assess number reliability. - Line type detection
Distinguish between mobile, landline, VoIP, or toll-free lines for better targeting and delivery.
How It Works
- Send a phone number to the API with an optional country code.
- The API cross-checks it against global numbering plan databases.
- You receive a structured response with validation status, carrier, region, and line type.
Use it to prevent fake signups, optimize SMS and call workflows, or enhance CRM data quality at scale.
