Pushbuild

Phone Number Validator - Format, Type, Carrier & Location

Validate and normalise phone numbers from any country in bulk: E.164 and national formats, mobile/landline/VoIP type, original carrier, location and time zone. Fast, private and offline, built on Google's libphonenumber.

$0.16 per 1,000 numbers

Get an API key

What it returns

Clean and validate phone number lists from any country, in bulk.

Request

POST https://api.pushbuild.com/phone-number-validator/run with a JSON body. Send your key in the X-API-Key header.

FieldTypeDescription
phoneNumbers requiredlist of stringsNumbers in any format; include +country code for non-default countries.
defaultCountrystringTwo-letter country for numbers written without a + prefix. Default: "US".
languagestringLanguage for carrier and location names. Default: "en".
validOnlybooleanDrop numbers that fail validation. Default: false.
maxItemsintegerMaximum items to return (1-500). Default: 100.

Example

curl -X POST https://api.pushbuild.com/phone-number-validator/run \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"phoneNumbers": ["(212) 555-0123", "+44 20 7946 0958", "+49 30 901820", "650-253-0000"], "maxItems": 20}'

Response

{"count": 20, "truncated": false, "seconds": 1.4, "items": [ { ... } ]}

Each call returns up to 500 items. Records that fail validation or are not found are flagged in the items and not charged.

Pricing

Pay only for results returned: $0.16 per 1,000 numbers. No charge for errors or empty searches.

Tell us what you need built.

Questions about this API, higher volumes, or a data source you need that we don't cover yet.

hello@pushbuild.com

(617) 299-8887

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