Phone Number Validation & Lookup

Validate, parse, and enrich any phone number worldwide. Returns validity, country, carrier, line type (mobile/landline/VoIP/toll-free), timezone, and geographic location. Formats numbers for E.164, international, and national dialing.

Built on Google's libphonenumber — the same library used by Android, WhatsApp, and Telegram for phone number handling.

What you get

For each phone number:

• Validation: Whether the number is valid and dialable
• Formatting: E.164, international, and national formats
• Country & Region: Country calling code and ISO region code
• Line Type: Mobile, fixed line, VoIP, toll-free, premium rate, etc.
• Carrier: Network operator name (optional)
• Geocoding: Geographic location (optional)
• Timezone: Associated timezones (optional)

Use cases

• CRM cleanup: Validate and standardize phone numbers in your database
• Lead verification: Check if phone numbers are real before outreach
• Compliance: Identify line types for TCPA/telemarketing compliance
• Data enrichment: Add country, carrier, and type metadata to phone lists
• International formatting: Convert local numbers to international dial format

Input example

{
    "phoneNumbers": ["+1-202-555-0173", "+44 20 7946 0958", "(415) 555-2671"],
    "defaultRegion": "US",
    "includeCarrier": true,
    "includeGeocoding": true,
    "includeTimezone": true
}

Output example

{
    "input": "+1-202-555-0173",
    "valid": true,
    "phoneNumberE164": "+12025550173",
    "international": "+1 202-555-0173",
    "national": "(202) 555-0173",
    "countryCode": 1,
    "regionCode": "US",
    "numberType": "FIXED_LINE_OR_MOBILE",
    "carrier": "",
    "geocoding": "Washington, DC",
    "timezones": ["America/New_York"],
    "isPossibleNumber": true
}

Pricing

$0.50 per 1,000 results. No API key or external account needed.

Supported formats

Accepts any phone number format: +1-555-123-4567, (555) 123-4567, 5551234567, +44 20 7946 0958, +49 30 123456, etc. Numbers without a country prefix are parsed using the defaultRegion setting (defaults to US).