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HLR Lookup

HLR Lookup

CHECK EVERY PHONE NUMBER IN THE WORLD

Get the details of all the phone numbers in the world with our HLR-lookup services. Check if phone numbers are valid, identify local-friendly number formats, reduce the number of undelivered messages, and protect yourself from spam and fraud.

All easily built in minutes with our easy to use online interface as a separate flow, or integrated with your Text-to-Speech or SMS flows.

Home location register lookup on our platform

FULLY AUTOMATED PHONE NUMBER CHECKS

Load Data

Load data

Upload your list of phone numbers or send them through our API.

Configure The Flow

Configure the flow

Define in the flow what you want to know from the numbers and how to handle the results.

Set The Output

Set the output

List the results in a file, or let it trigger an output if the value is valid. Easily done with “if this, then that” routing.

The Result?

The result?

You’ve got all the info about the checked numbers to send your messages as accurately as possible.

Why use Highside HLR-lookup

INTEGRATE HLR-LOOKUP IN YOUR MESSAGING FLOWS

If you want to know the status and validity of phone numbers quickly and easily, our platform can help you out. After signing up, getting your first HLR-lookup result takes just a matter of minutes. Choose to automatically integrate it into your existing messaging flows via our API endpoint, or upload and download the numbers and results manually.

Highside has over 15 years of experience in the international telecom industry. We send over 1.000.000 messages each day for our clients all over the world. With our main data centre at the Amsterdam Internet Exchange and two redundancy setups, in the Netherlands and Germany, we’re a reliable partner.

Set up HLR flows in minutes with our easy to use online interface.

Check every phone number in the world.

Increase accurate delivery of your message.

No setup fees. No monthly fees. Pay only for what you use.

Contact us

WE’RE HAPPY TO HEAR FROM YOU

Would you like to know more about our Home Location Register lookup services, or are you looking to use our services? Give us a call, send us an email or complete the contact form below.



We’re located in the beautiful city of Utrecht in the Netherlands. When you’re around, you are always welcome to visit us for coffee and a chat.

Contact details

Wilhelminapark 26
3581 NE Utrecht
The Netherlands
Tel. +31 (0)85 732 5530
info@highside.net

Register details

OPTA registration numbers: 941547, 941548
Dutch Chamber of Commerce number: 30182587