Voice

Z-axis Technology Takes Location Data to New Heights

It’s our first telecom reading list of the summer, and the headlines are coming in hot.

First up—Z-axis support for 911 calls.

Scroll on down to read about this critical development for public safety, the ghost of Sprint’s 5G network, new Ukrainian voice intel, and more.

Ukraine’s Inbound Voice Traffic Is Surging. Here’s How We Know.

You already know that Ukrainians are taking to platforms like Twitter, Telegram, and TikTok to share the sights and sounds of Russia’s invasion.

But here’s a new development: in just one month, carriers have clocked a sevenfold increase in international voice traffic to Ukraine.

A Whole Lot of Wholesale Voice Market Data

Many retail service providers, such as mobile operators, MVNOs, and cable broadband providers, rely heavily on wholesale carriers to transport and terminate their customers’ international calls.

Our recently updated TeleGeography Report and Database provides new voice traffic data and analysis—including trends in wholesale prices and revenues.

I think you know where we're going with this.

Let's talk data.

You Used To Call Me on My Work Phone

Not so long ago, tuning out a cacophony of ever-ringing desk phones was just part of the job for many office workers.

These days, that's no longer the norm. And it has nothing to do with the rise of wireless earbuds.

Mobile Calling’s Share of International Traffic Declines for the First Time Ever

Our new voice data is here. And it has a story to tell.

The latest refresh to our TeleGeography Report and Database has revealed that international call traffic declined by 7% in 2020. The downhill trend continues from 2015 after just a slight increase in 2020 at the start of the pandemic.

Flashback Friday: The First Public Cell Phone Network

On this fine Flashback Friday, I'm thinking about cell phones and how they came to be.

Retail International Call Revenues Down to $64 Billion in 2019

Until 2015, international carrier voice traffic had increased in each of the previous 60 years.

In each of the past four years, paid call volumes have slumped, with no end in sight. International carriers had already suffered from revenue stagnation due to slow traffic growth and falling prices.

The unprecedented occasion of outright traffic decline, however, marked a new and depressing turning point. In reviewing developments from the past year, three major trends stand out.

Wholesale Carriers Terminated Approximately 307 Billion Minutes of Traffic in 2019

Many retail service providers—such as mobile operators, MVNOs, and cable broadband providers—rely heavily on wholesale carriers to transport and terminate their customers’ international calls.

Wholesale carriers terminated approximately 307 billion minutes of traffic in 2019, down 6% from 2018.

The COVID-19 Impact on International Calling

The global outbreak of COVID-19—and its associated economic and social impact—has upended the way billions of people live their lives.

Has it had an impact on international calling?

Sample Our Voice, Network, and WAN Research

We've made it to that slow and hazy last week of July. Seems like a good time  to shake things up and share some free research. 

Fact: you can sample the data that fuels blog posts like this and this and this. Keep scrolling to browse report content that's currently available to download at no cost.