Call Tracking: 7 Use Cases for Better Online Marketing

In this interview, Martin Hartig, Head of Solution Management & Consulting at matelso, talks about the seven most important variants of call tracking technology that can significantly improve online marketing strategies.

He explains what the concept of call tracking is and how targeted static phone numbers, cookie-based phone tracking, Google Ads call tracking, dedicated extension numbers, dynamic call tracking, classic conversion tracking scripts, and unique identification codes are used to gain precise insights into the effectiveness of marketing campaigns and optimize the entire lead management process.

Let’s explore the details with Martin Hartig.

10 Questions About Call Tracking

Could you introduce us to the concept of call tracking?

In today’s marketing landscape, accurately tracking customer calls is crucial for success. Call tracking enables companies to gain valuable insights into the effectiveness of their marketing campaigns and optimize the entire lead management process. In the following guest article, I provide an overview of the seven most important variants of this technology, which can help online marketers take their strategies to the next level.

What are the key variants of call tracking technology?

There are seven main variants that are particularly useful for online marketers:

1. Targeted static phone numbers for each advertising channel
2. A single phone number for call tracking with cookie support
3. Google Ads call tracking with forwarding functionality
4. Dedicated extension numbers for precise campaign analysis
5. Dynamic call tracking: flexible number pools for efficient call distribution
6. Integration of classic conversion tracking scripts
7. Unique codes for identifying call sources

Can you explain the use of targeted static phone numbers for each advertising channel?

This is the simplest form of call tracking, where different phone numbers are used for various advertising channels such as flyers, print ads, posters, display/search ads, or websites. These numbers make it easy to identify the source of incoming calls and provide valuable data to measure the effectiveness of each marketing channel.

For example, online marketers can determine at what time of day, for which campaign, and through which marketing channel most call leads are generated, allowing them to optimize their strategies accordingly.

How does cookie-based phone tracking work?

Call tracking via a static phone number with cookie support is easy to implement and cost-efficient. With this method, marketers can track conversions down to the keyword level.

The system collects important data as soon as a user visits a website, including:

• The visitor’s source
• The keyword used
• Additional campaign details

Calls made through these numbers are automatically assigned to the last known visitor and recorded as conversions.

What is Google Ads call tracking with forwarding?

Google provides a call forwarding solution that measures calls originating from a website. This feature replaces the phone number on the website with a dedicated Google call number.

These calls are counted as conversions—but only if a call extension is enabled in the Google Ads account. It is also limited to calls generated via Google Ads.

During an ad campaign, a special Google number is displayed, which also appears on the website. This enables precise tracking down to the keyword level. The tool is free, relatively accurate, and easy to set up.

How can dedicated extension numbers be used for precise campaign analysis?

Dedicated phone numbers can be assigned to each keyword, ad group, or campaign.

In practice, when a user visits a website, they are shown a specific phone number associated with the keyword or campaign that brought them there. This method is highly accurate and significantly reduces data loss.

What is dynamic call tracking and how does it work?

A dynamic call tracking number pool is an alternative to using individual phone numbers. In this approach, a defined set of phone numbers is dynamically assigned to website visitors.

Instead of assigning a fixed number to each ad or keyword, each visitor is shown a unique number from the pool.

In practice, when someone visits the website, a random number from a pool (ranging from 10 to 10,000 numbers) is displayed. The system records which number was shown to which visitor and logs a conversion when a call is made.

This allows precise tracking down to the keyword level. Additionally, relevant web data can be transferred for lead management, such as:

• Pages visited
• Viewed articles
• Shopping cart contents/value

This provides valuable insights for optimizing campaigns.

Once the pool is exhausted, the assignment starts again. It is important that the pool is large enough to avoid reassigning numbers before a potential customer calls, as calls may occur days after the first visit.

How can classic conversion tracking scripts be integrated?

Tracking systems like Google Analytics are excellent for capturing online conversions by tracking user actions on a website. However, they have limitations when it comes to phone calls, as these occur outside the website.

If a visitor can be encouraged to return to the website after a call—for example, to download a ticket—the conversion can then be tracked through that action.

This method is easy to implement and integrates directly with tools like Google Analytics or Google Ads.

What are unique codes for identifying call sources?

Another practical solution is the use of unique identification codes displayed to each visitor on the website.

During a call, the advisor can ask for this code to identify the caller, improving the customer experience.

For example, the caller might hear:
“Please enter the 5-digit code displayed on our website for optimal service.”

This method can also be extended by integrating the Google Click ID from Google Ads, potentially including SEO-related data. While this approach requires development effort, it is often more cost-effective than managing multiple phone numbers.

Why is call tracking important in online marketing?

Call tracking is a powerful tool for measuring advertising and marketing effectiveness and is essential for successful lead management.

By using the methods described above, you can ensure that your marketing activities achieve maximum success and significantly improve your conversion rates.

By implementing these strategies, you can not only maximize your campaign ROI but also gain a deeper understanding of customer preferences and behavior.

Start today to achieve your marketing goals more effectively.