Number Lookup – Cerqle

Cerqle’s Number Lookup service gives you real-time intelligence about mobile numbershelping you validate, optimize, and improve the success of your communications before you even hit "send." With instant access to key data like number validity, carrier information, roaming status, and line type (mobile, landline, VoIP), you can fine-tune your messaging strategy, reduce delivery failures, cut unnecessary costs, and ensure the best possible customer experience.”

Before sending an SMS, voice call, or authentication code (OTP), Cerqle checks the number's status and provides actionable insights.

Armed with this information, businesses can make smarter decisions—whether to route the message differently, send through alternative channels, or update customer databases.

Which mobile network operator owns it?

Is the number roaming internationally?

Is the number active or deactivated?

Is it a mobile or fixed line?

Has the number been ported to another network?

Reduce Messaging Costs

Avoid wasting budget on invalid or unreachable numbers.

Increase Delivery Rates

Send messages and calls only to active and reachable customers.

Improve User Verification

Ensure OTPs and security notifications reach the intended recipient.

Optimize Routing

Get real-time insights to route communications through the best carriers.

Enhance Database Hygiene

Keep your customer records clean, updated, and actionable.

Pre-validating phone numbers during account registration
Cleaning customer databases before marketing campaigns
Optimizing routing for large-scale SMS or voice deployments
Identifying number portability for more accurate billing and routing
Improving success rates of 2FA (two-factor authentication) systems

In today's competitive landscape, precision and efficiency are key. Cerqle’s Number Lookup ensures that every communication you send is smarter, more targeted, and more cost effective, helping you strengthen customer trust and maximize ROI.