USE CASE

Smooth customer onboarding

Our Number Lookup API validates contact numbers, helping businesses ensure that the numbers they are onboarding or currently hold are valid and available to be contacted.

An image shows how InstaMessage Number Lookup API helping with verifying contact numbers
An image shows Number Lookup API helping with ensuring messages reach recipients quickly
USE CASE

Optimal message deliverability

Identify mobile and landline numbers to pick the right channel for messaging. Send to live numbers  to reduce cost and delivery attempts.

USE CASE

Enhanced customer engagement

The benefits go beyond data validation. Our Number Lookup API ensures your contact numbers are both valid and active, crucial for delivery updates, appointment reminders, and urgent notifications.

An image shows an example of appointment reminders
An image shows Number Lookup API helping with ensuring messages reach recipients quickly
GET STARTED

Easily get started with Number Lookup API

Create an account and get access to our API documentation to get you started today. Results delivered in JSON format.

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5mins
To easily get started

Reach out to an expert and be up and running in minutes.

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Highly
Improve routing

Identify carrier networks of numbers to improve routing or reduce fraud.

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100%
Perfect CRM data

Ensure every number in your CRM is active and reachable.

Frequently asked questions

What is the InstaMessage Number Lookup API?

It enables you to find out information of a mobile or landline number. The details our API returns can then be used to make a number of business decisions that can save you money and ensure messages are delivered to active numbers.

Can I talk to someone about your Number Lookup API?

Yes, you can talk to one of our experts to find out more about this service. You can request a call via this link and arrange a convenient time for us to call you. We're happy to help explain the Number Lookup API and answer any questions you may have.

How do I get started? 

You can request an account and once it is active you will be able to sign in and get the details for the Number Verification API. You can be up and running in a few minutes.

How much does your API cost? 

Pricing is on a pay-as-you-go basis and starts from as little as £0.004p per API call.

Can I test the API?

Yes, you can test the API before committing large volumes of traffic to us. You can do this on your account by yourself or you can do this with an InstaMessage expert who will ensure you're satisfied with the results and can answer any questions you may have.

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An image shows Number Lookup API helping with ensuring messages reach recipients quickly
BLOG

What can Number Lookup API do for you?

Discover what the Number Lookup API can do for your business and its data.

Read our blog
GET STARTED

Get a free demo

Request a demo or book a call with a friendly InstaMessage expert! Ask us anything, we're here to help– it all starts with a conversation!

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