Phone Number Validator & Lookup API - Carrier Checker avatar

Phone Number Validator & Lookup API - Carrier Checker

Pricing

$0.50 / 1,000 results

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Phone Number Validator & Lookup API - Carrier Checker

Phone Number Validator & Lookup API - Carrier Checker

Phone number validator, lookup API, and carrier checker for lead lists. Validate, parse, and enrich numbers with country, carrier, line type (mobile, landline, VoIP), location, timezone, and E.164 formatting. Clean CRM data, verify leads, and reduce bad outreach. No API key required.

Pricing

$0.50 / 1,000 results

Rating

0.0

(0)

Developer

Ava Torres

Ava Torres

Maintained by Community

Actor stats

0

Bookmarked

39

Total users

12

Monthly active users

12 days ago

Last modified

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Phone Number Validation

Validate and enrich phone numbers in bulk. Returns carrier information, line type classification (mobile, landline, VoIP), geographic location, and validity status. Powered by the libphonenumber library.

What It Returns

  • Valid/invalid status
  • Formatted E.164 number
  • National and international formats
  • Line type: mobile, landline, VoIP, toll-free, unknown
  • Carrier name
  • Geographic region and country

Use Cases

  • CRM data cleaning and enrichment
  • Lead list validation before outreach
  • Fraud prevention (flag VoIP numbers)
  • Contact database hygiene

Example Input

{
"phoneNumbers": ["+14155552671", "800-555-1234", "+442071234567"],
"defaultCountry": "US"
}

Example Output

{
"input": "+14155552671",
"valid": true,
"e164": "+14155552671",
"national": "(415) 555-2671",
"lineType": "mobile",
"carrier": "AT&T",
"region": "California, US"
}

Pricing

Charged per number validated. Validating 1000 numbers typically costs under $0.10.

Tips

  • Include country code for most accurate results
  • Set defaultCountry to handle numbers without country prefix
  • VoIP numbers may indicate lower-quality leads