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Finance Case Study: Why Are My Calls Being Blocked?

Overcoming Call Blocking with Phone Number Reputation Management
4 min read
Two smartphones showing incoming calls, one labeled "Suspected Spam" and the other a clear New York number, next to a loan application stamped "APPROVED." Illustrates call blocking vs. successful call delivery in financial services
Written by
Sarah Blantz, Marketing Specialist — Channel Lead
Published on
July 14, 2025
Updated on
July 14, 2025

For businesses that depend on outbound calling, nothing is more frustrating than seeing calls go unanswered—not because customers aren’t interested, but because your calls never reach them.  

For one national business loan facilitator, outbound calls are the primary channel for delivering loan decisions to eager customers. But when over 13% of their weekly calls—roughly 65,000 out of 500,000—were being suppressed by carriers, the impact was immediate and severe: missed connections, delayed funding, and frustrated borrowers.

Why Are My Business Calls Being Blocked?


The call labeling ecosystem is highly fragmented and opaque. Each carrier and analytics provider use their own set of criteria to determine whether a call should be labeled as "Spam," "Scam Likely," or even blocked outright.  

Factors influencing these decisions include how many calls are made per number (a high volume of calls from the same number is often associated with illegal robocalling operations), how often recipients answer or report the calls, and whether the number has been previously flagged by users or third-party apps. This means that even when a business follows best practices, its calls can still be mislabeled or blocked due to factors beyond its control, often with no visibility into why it’s happening or how to fix it.

The Solution: Numeracle’s Phone Number Reputation Management

Numeracle's comprehensive and proactive Number Reputation Management strategy addressed call blocking at its root through these key pillars:

  • Prevention Through Registration: Numeracle proactively registers your phone numbers across the top wireless carriers to establish trust in every call.
  • Unmatched Customer Service: With the best response time in the business, you won’t find a quicker or more hassle-free path to clean phone numbers.
  • Unlimited Remediation: When negative labels appear, Numeracle handles every step—from dispute to resolution— with an average remediation time of just 1.5 days. Labeling correction is routed straight to our team, so you focus on your day to day.

The Impact: 99% of Calls Delivered After Solving Call Blocking Issues

The impact of implementing a robust number reputation management strategy was nothing short of transformative for the business loan facilitator.

  • Calls delivered soared from 86% to an impressive 99%.
  • Blocked calls plummeted from 13% to less than 1%.

This dramatic improvement was achieved through a combination of proactive number registration, reputation monitoring, and ongoing remediation efforts, ensuring that their call delivery remained consistently high.

Higher Call Delivery Rates with Number Reputation Management

This case study powerfully illustrates the critical impact of an unmanaged phone number reputation. Even the most well-thought-out outbound strategy can falter when calls fail to get through. By taking a proactive approach to Number Reputation Management, this business loan facilitator regained control of their call delivery, drastically reduced blocked calls, and, most importantly, connected with more customers, nurturing stronger customer relationships and more efficient operations. Access the full case study now to explore the complete journey to 99% call deliverability.

Numeracle provides the leading phone number reputation management solution to ensure your calls get through. Protect your brand, boost your answer rates, and ensure your vital, legitimate communications always reach their destination.

Ready to transform the way you connect with your customers? Contact Numeracle today for a free number reputation consultation.

Frequently Asked Questions

What is Phone Number Reputation Management?

Number Reputation Management is the proactive process of monitoring, protecting, and improving the trustworthiness of your outbound phone numbers. It involves understanding how your numbers are perceived by carriers, analytics providers, and ultimately, call recipients. The goal is to ensure your legitimate calls are delivered and answered by preventing them from being mislabeled as spam or blocked, thereby maximizing the effectiveness of your phone outreach efforts.

How can I fix my call blocking and labeling issues?

A multi-faceted approach centered on validating and asserting your trusted calling identity across the ecosystem is necessary to keep your outbound calls from being blocked or incorrectly labeled as spam.  

Firstly, ensure your phone number is accurately registered with the relevant carrier databases and that your business information is consistent. Secondly, actively monitor your number's reputation across various analytics and call-blocking platforms to identify where the negative labeling originates. Leverage established remediation processes directly with the carriers and analytics providers to dispute the incorrect spam flags, providing them with verifiable proof of your legitimate calling practices.  

Finally, consider implementing a proactive phone number reputation management solution like Numeracle’s to continuously validate your business and numbers, thereby reducing the likelihood of future blocking or mislabeling and ensuring your calls reach your intended recipients.

How quickly can blocked or labeled numbers be fixed?

With Numeracle’s Number Reputation Management service, most blocked or negatively labeled numbers can be remediated in an average of just 1.5 days. Our team proactively manages the entire dispute and resolution process with carriers and analytics providers, ensuring that your phone numbers are restored to trusted status as quickly as possible. This rapid turnaround helps minimize disruptions to your outbound communications and keeps your business connected with customers.

What's the best way to avoid call blocking and spam labeling?

The best way to avoid call blocking and spam labeling isn’t to attempt avoiding it or simply monitoring it—it’s to actively protect your phone numbers through identity-based remediation and number reputation management. Unlike passive monitoring tools that only alert you after a label appears, Numeracle delivers proactive, continuous protection that prevents labels before they appear and remediates them when they do.  

Call blocking or spam and scam labels are often applied to legitimate business calls due to lack of trust signals, inconsistent call behavior, or shared carrier analytics. Numeracle solves this at the source through our Verified Identity KYC process, which authenticates your brand’s authority to use specific numbers, and communicates that legitimacy across the call delivery ecosystem. This identity-based approach enables ongoing remediation with carrier partners, analytics engines, and call blocking apps—ensuring your reputation stays protected, not just watched.

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