Can I check a whole list?

Yes, in a free workspace. Upload a CSV or XLSX up to 5 MB and 200,000 rows. The API takes up to 10,000 numbers per request.

What happens to what I enter?

Results aren’t saved to an account, and query data is deleted within 24 hours.

Why check line type before an SMS send?

SMS traffic goes out at the same rate to a landline. line_type splits a file before submission.

Does the check return the carrier too?

Yes. carrier comes back on the same check, as the network serving the number today.

Free Tools

Check If a Number Is Mobile, Landline or VoIP

Enter a number to see whether the number is mobile, landline or VoIP. Check before the number reaches an SMS queue or a dialer. The serving network comes back on the same check.

Your first $5 of validations are on us, valid for 30 days. No card required.

Line type checker

+44

Enter a number and run a free check.

For business use. Contacts you submit should be ones you are entitled to contact. · Terms · Data & opt-out

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Find the carrier holding a number

The network serving the number today, after porting.

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Check if a number has been ported

The ported status, with the carrier serving the number now.

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Count SMS characters and segments

GSM-7 or Unicode, the character count and the segments.

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Frequently Asked Questions

Five a day on each tool, with no account. Free checks reset at 00:00 UTC. Sign up and your first $5 of validations are on us, valid for 30 days. No card required.

Split a Whole List by Line Type

Upload a file in a free workspace, or walk through your use case with our team.

Every phone field, method by method, on the Phone Validation page. · All free tools