---
title: "Caller ID Flagged as Possible SPAM: A Guide for Customers"
slug: "caller-did-flagged-as-possible-spam-for-outbound-calls"
description: "Learn why your calls are flagged as SPAM and how to register with major databases to improve your business call reputation and answer rates."
status: "update"
updated: 2026-09-10T13:35:21Z
published: 2026-09-10T13:35:21Z
canonical: "docs.ucstack.io/caller-did-flagged-as-possible-spam-for-outbound-calls"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ucstack.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Caller ID Flagged as Possible SPAM: A Guide for Customers

## **Introduction**

![](https://cdn.us.document360.io/3aabdf30-3e12-42ad-8192-dd2610fd289c/Images/Documentation/image-G51NP6X3.png)

If your **outbound** calls are being flagged as **"SPAM Risk," "SCAM Likely," "Potential SPAM,"** or similar labels, don't panic, you're not alone. This is an increasingly common issue **caused by carrier-level spam filtering systems** designed to protect recipients from unwanted robocalls.

These labels are applied by **third-party databases** that major North American carriers rely on to identify suspicious calls. When your legitimate business calls get mislabeled, it can damage your reputation and reduce answer rates.

This guide explains **why this happens** and provides **step-by-step instructions** to register your phone numbers with the major SPAM databases and carriers.

## **Quick Checklist**

Before diving into registrations, confirm these basics:

- Your outbound calls are **legitimate business communications** (not mass marketing or robocalls)
- You have **ownership or authorization** to manage the phone numbers in question
- You're ready to provide basic information about your business and calling practices

## **🛠️ Why Are My Calls Being Flagged as** **SPAM****?**

Carriers use sophisticated algorithms and third-party data providers to score calls based on factors like:

- **Call volume** (unusually high outbound calls)
- **Call duration** (very short calls)
- **Recipient complaints** (people marking your number as spam)
- **Number reputation** (previous history of the number)
- **Caller ID consistency** (mismatches between number and business name)

If your number gets a poor reputation score, carriers may label it with warnings like:

| **Carrier** | **Common Label** | **Data Provider** |
| --- | --- | --- |
| AT&T | "Spam Risk" or "Fraud Risk" | Hiya |
| T-Mobile | "Scam Likely" | First Orion |
| Verizon | "Potential Spam" | TNS (Transaction Network Services) |
| Rogers (Canada) | "Spam Risk" | Hiya |

The good news: **You can fix this** by registering your numbers with these data providers.

## **📋 How to Register Your Phone Numbers**

### **Step 1: Register with Major SPAM Databases**

These three databases are used by most North American carriers. **Register your number with all of them** for the best coverage.

1. #### **Hiya (Used by AT&T, Rogers, and others)**

Hiya powers call labeling for multiple carriers and provides a business registration portal.

- **Registration link:** [Create your new free account with Hiya](https://business.hiya.com/fr/registration/number-registration/account/details?preselected=true&_gl=1%2A1fk4ao0%2A_gcl_aw%2AR0NMLjE3ODkwNDUwODMuQ2p3S0NBandxb25WQmhBNEVpd0E5d1lKM1QxaEJ2S3Z0cDBxU2VGcjltZDdIc3pUM1hYcW5hRi1VbFlnYlhfQ2VXbFZIZlBHWERwSmtSb0NTX0VRQXZEX0J3RQ..%2A_gcl_au%2AMjA1NzA0NDcwNi4xNzg4MjgxODYwLjYwNjEzMDU1MS4xNzg4MjgxOTU2LjE3ODgyODE5NzMuNDM4MTU3NzIwLjE3ODgyODE5NTYuMTc4ODI4MTk3Mw..%2A_ga%2AMzg1MTk0Mzk0LjE3ODgyODE4NjE.%2A_ga_N1M9F6MWCL%2AczE3ODkwNDUwODEkbzIkZzEkdDE3ODkwNDUxMzUkajYkbDAkaDkyOTM5NTUyNQ..)
- **What to expect:** You'll need to provide your business name, phone numbers, and contact information.
- **Support contact:** [https://hiyahelp.zendesk.com/hc/en-us/requests/new](https://hiyahelp.zendesk.com/hc/en-us/requests/new)

> [!TIP]
> 🗒️👉View this documentation for more details on [**How to register your phone number with Hiya**](/public/docs/how-to-register-your-phone-number-with-hiya)

1. #### **First Orion (Used by T-Mobile)**

First Orion manages T-Mobile's "Scam Likely" labeling system.

- **Registration link:** [https://www.calltransparency.com](https://www.calltransparency.com/)
- **What to expect:** You can submit your numbers for review and reputation improvement.
- **Note:** T-Mobile also offers a direct reporting portal at [https://callreporting.t-mobile.com/](https://callreporting.t-mobile.com/) (if the link is inaccessible, try searching "T-Mobile call labeling support" on their main site).

1. #### **TNS (Transaction Network Services) — Used by Verizon**

TNS provides spam labeling for Verizon and other carriers.

- **Registration link:** [https://reportarobocall.com](https://reportarobocall.com/)
- **Email contact:** communications@tnsi.com
- **Verizon direct reporting:** [www.voicespamfeedback.com](https://www.voicespamfeedback.com/)

---

### **Step 2: Register Directly with Individual Carriers**

For faster resolution, you can also register directly with the carriers where your calls are being mislabeled.

#### **📱 AT&T**

- **Label displayed:** "SPAM Risk" or "FRAUD Risk"
- **Data provider:** Hiya
- **Registration link:** [www.att.com/reviewmycalllabel](https://www.att.com/reviewmycalllabel)
- **Process:** Submit your number for review through AT&T's official form.

#### **📱 T-Mobile**

- **Label displayed:** "SCAM Likely"
- **Data provider:** First Orion
- **Registration link:** [https://callreporting.t-mobile.com/](https://callreporting.t-mobile.com/)
- **Process:** If the direct link doesn't work, visit T-Mobile's support site and search for "report call labeling issue."

#### **📱 Verizon**

- **Label displayed:** "Potential SPAM"
- **Data provider:** TNS
- **Registration link:** [www.voicespamfeedback.com](https://www.voicespamfeedback.com/)
- **Email contact:** communications@tnsi.com
- **Process:** Submit your number and business details for review.

#### **📱 Rogers (Canada)**

- **Label displayed:** "SPAM Risk"
- **Data provider:** Hiya
- **Registration link:** [https://en-ca.hiya.com/products/connect/number-registration](https://en-ca.hiya.com/products/connect/number-registration)
- **Process:** Use Hiya's business registration portal specifically for Canadian numbers.

---

### **Step 3: Consult the Complete Carrier List**

For a comprehensive directory of call labeling contacts across North American carriers, visit:

**U.S. Telecom - Call Labeling and Blocking Points of Contact**

➡️ [https://www.ustelecom.org/the-industry-traceback-group-itg/call-labeling-and-blocking-points-of-contact/](https://www.ustelecom.org/the-industry-traceback-group-itg/call-labeling-and-blocking-points-of-contact/)

> [!WARNING]
> **Note:** If the link is inaccessible, try searching for "**USTelecom call labeling contacts**" or contact your carrier directly for their most current reporting process.

This resource includes contacts for:

- Major wireless carriers
- Landline providers
- VoIP service providers
- Industry contacts for appeal processes

---

## **✅ What to Do After Registering**

1. **Wait for processing:** Registration reviews can take anywhere from a few days to several weeks.
2. **Monitor your call labels:** Ask colleagues or contacts to confirm if your calls are still being flagged.
3. **Follow up:** If issues persist after 2-3 weeks, contact the provider directly using the emails or forms above.
4. **Maintain good calling practices:**
  - Keep call volumes reasonable
  - Ensure your Caller ID information is accurate and consistent
  - Avoid patterns that mimic robocalls (e.g., very short hang-ups)

---

### FAQ

#### **How long does registration take?**

Typically **1 to 4 weeks**, depending on the provider. Hiya and TNS often process faster (1-2 weeks), while carrier-specific reviews may take longer. If you haven't heard back after 3 weeks, follow up using the contact information provided.

#### **Do I need to register with all three databases?**

**Yes, absolutely.** Different carriers use different providers (AT&T uses Hiya, T-Mobile uses First Orion, Verizon uses TNS). To ensure your number is recognized as legitimate across all North American carriers, you should register with **Hiya, First Orion, and TNS**. Think of it as submitting your number to all three major credit bureaus—coverage matters!

#### **Is this service free?**

**Yes, registering legitimate business numbers with these databases is completely free.** These providers want accurate data to reduce false positives. Be wary of any third-party service charging a fee to "clean" your number—you can do it yourself using the links in this guide at no cost.

#### **Will registration guarantee my calls aren't flagged?**

Registration **significantly improves your number's reputation**, but it's not a 100% guarantee. If your calling patterns change dramatically (e.g., sudden huge spikes in volume, very short calls, or complaints), carriers may still flag your number. Maintain good calling practices: keep volumes reasonable, ensure accurate Caller ID, and avoid patterns that mimic robocalls.

#### **What if my number is used by multiple businesses?**

If a single phone number is shared or used by multiple entities (e.g., a virtual office or call center), you'll need to **coordinate with all parties using the number** to ensure consistent registration. Discrepancies in how the number is used or reported can affect its reputation. It's best to have one designated owner manage the registration process.