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No-code CSV REST API Exportable results

Identify Carrier & Line Type for Any Number

Identify line type (Mobile/Virtual/Landline), carrier name, country, and region/city for each number — across multiple countries.

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1

checker

CSV + API

bulk workflows

Carrier Detection

No account, number, or SIM required

Every check runs through official platform APIs on our own infrastructure. You never connect, bind, or use your own account, phone number, or SIM card — just upload your list or call the API and get results.

CheckNumber's global carrier checker identifies the carrier, line type, and country behind any phone number, drawing on billions of regularly updated records. Query a number via the REST API and get back its service provider, whether it is mobile or fixed line, and its country and region — ready to route messages, cut delivery costs, and screen numbers before you use them.

What CheckNumber detects for Global Carrier Checker

Carrier / service provider

Returns the mobile or fixed-line operator the number belongs to, with multilingual carrier names.

Line type

Identifies whether the number is MOBILE, FIXED_LINE, or FIXED_LINE_OR_MOBILE.

Country and region

Returns the country and region the number belongs to, such as ID for Indonesia.

High accuracy, up to date

Backed by billions of records with timely updates for reliable results.

What You Can Check

Pick the right Global Carrier Checker signal

Choose the exact check you need for Global Carrier Checker. Use upload-based batches or integrate with the same pricing through API.

Carrier Detection

Carrier Detection

Filter phone numbers by carrier type: Mobile, Virtual, Landline. Supports multiple countries.

Account match Live signal Export-ready
View in all products

Common Use Case

Improve Global Carrier Checker list quality before outreach

Route messages correctly, filter out landlines, or enrich number data before outreach.

No-code CSV REST API Exportable results

Signal 1

Carrier lookup — identify the mobile or fixed-line operator behind each number.

Signal 2

Line type and country — see whether a number is mobile or fixed line and which country it belongs to.

Signal 3

Accurate and up to date — backed by billions of records with timely updates.

Global Carrier Checker FAQ

What does the carrier checker return?

For each number it returns the carrier or service provider, the line type (mobile or fixed line), and the country and region code.

Which countries are covered?

Global coverage backed by billions of records with timely updates.

Is it a bulk file or a single lookup?

The carrier inquiry is a real-time lookup by number and country via the REST API.

Is there a free trial?

Yes. New accounts receive 1,000 free checks on signup with no credit card, and every check is pay-as-you-go with no monthly fee, and the credits you top up never expire.

Refer & Earn 10%

Earn 10% Commission on Every Recharge — For Life

Share your unique referral link. When someone signs up through it and tops up their account, you instantly receive 10% of the amount paid as bonus credit — no expiry, no cap.

  • 10% commission on every recharge your referrals make
  • Bonus credit is applied automatically — no withdrawal steps
  • Lifetime referral link — earn forever, not just once
10%

commission per recharge

Learn how it works