Keep “Scam Likely” off your calls with Spam Label Shield
Spam Label Shield watches your caller IDs in real time and swaps flagged numbers for clean ones, without interrupting your calls.
When a phone shows “Scam Likely,” people don’t pick up. Replacing flagged numbers quickly keeps your calls looking trustworthy, so more of the people you call answer, with answer rates up to 2X higher.








A health check for your caller IDs
Everything the shield does to keep your numbers clean and your calls answered.
Real-time monitoring
Checks your numbers against carrier databases, the FTC complaint database and call-blocking apps, so you find out about a flag before it hurts your calls.
Automatic number swaps
Replaces a flagged number with a clean one automatically, so callers never have to stop and fix anything.
Flag reports
Lists every flagged number and the reason in CallHub, so you can fix the cause.
Fewer blocked calls
Catching flags quickly means fewer “Scam Likely” warnings and fewer blocked calls.
Higher answer rates
Clean numbers look trustworthy, so more of the people you call pick up.
No manual work
No more checking numbers by hand, buying new ones or swapping caller IDs yourself.
Calling with and without the shield
Labels can start after as few as 200 calls, and 34% of caller IDs get flagged by a carrier or a call-blocking app.
Without and with Spam Label Shield
| Without the shield | With Spam Label Shield |
|---|---|
| You check each number by hand. | Numbers are checked for you in real time. |
| You buy new numbers and swap caller IDs yourself. | Flagged numbers are replaced automatically. |
| You don’t know why calls stopped getting answered. | Every flagged number and its reason is listed in CallHub. |
| A busy call night can burn through numbers. | Flags are caught and replaced as they appear, so your calls keep going. |
How the shield protects your calls
Watch Spam Label Shield in action
You make your calls
Call from CallHub as usual, using U.S. caller IDs.
We check your numbers
Each caller ID is checked against carrier databases, the FTC complaint database and call-blocking apps.
Flagged numbers are replaced
A clean number takes over without interrupting your calls.
You see what was flagged
Review every flagged number and the reason in CallHub.
See Spam Label Shield in action
Book a 30 minute session and we’ll show you how it keeps your numbers clean.
Book a Demo
Spam Label Shield for any team that calls at scale
Keep your calls answered, whether it’s a call night, a fundraiser or a vote.
Advocacy organizations
- Keep supporter calls from being flagged
- Pace large call days
- See flagged numbers and why
Nonprofits
- Keep donor call nights answered
- Keep volunteers dialing
- Know where to look when a number is flagged
Unions
- Protect large member call nights
- Spread big calls over more time
- Keep calls conversational
Political campaigns
- Keep “Scam Likely” off voter calls
- Replace flagged numbers on busy call nights
- See every flag and its reason
Part of one campaign across every channel
Spam Label Shield is one piece of a unified campaign. Calls, texts and emails run together in CallHub, and every outcome is saved to the contact’s record, so each channel knows what to do next.
One record per contact
Calls, texts and emails all save to the same record, so your team always sees the full history.
The right next step
A non-answer can trigger a text and a commitment can trigger the next step, so nobody falls through the cracks.
No list rebuilding
Outcomes update the record in real time, so there’s no exporting and re-uploading between channels.
Hear from organizations winning with CallHub
Ready to keep “Scam Likely” off your calls?
Book a 30 minute session and we’ll show you how Spam Label Shield protects your caller IDs.
Questions about Spam Label Shield
Spam Label Shield is a real-time monitor for your caller IDs. It checks them against carrier databases, the FTC complaint database and call-blocking apps, and replaces flagged numbers with clean ones without interrupting your calls.
“Scam Likely” is a warning label that phones show when a carrier flags a call as probable spam. Most people don’t answer calls with that label.
Yes. By replacing flagged numbers quickly, it can raise answer rates by up to 2X.
Enable the Spam Label Shield option when you set up your campaign.
Carriers look at call volume, how many calls go out in a period of time and the average call length. For example, an unregistered caller ID making 50,000 calls at 8 am on a Monday is very likely to be marked as spam.
Pace your calls instead of dialing everyone at once, keep calls conversational so they don’t end in seconds, and use Spam Label Shield to replace any number that gets flagged.
Yes. Carriers rest a number before reissuing it, and a number marked as spam gets a cool-off period of 30 days to 6 months. If a number is reissued early, it’s more likely to be marked as spam again.
They can. Low answer rates and very short calls can get a caller ID labeled as spam, which lowers your pickup rate even more.
STIR/SHAKEN verifies your brand with carrier networks, so your calls can show a “Caller Verified” badge. Spam Label Shield watches your numbers for spam flags and replaces flagged ones. They work well together. Learn about STIR/SHAKEN.
Spam Label Shield keeps your numbers from being tagged as spam. Dynamic caller ID makes your calls look local. They work well together.
On the Essentials plan, Spam Label Shield costs $0.004 per dial. On the Scale plan it’s free. It’s available only in the US.
No. It protects voice calls. Texts are filtered separately, and unregistered texting numbers are blocked, so you need to register for 10DLC. See how 10DLC works.
It works for any campaign calling from a U.S. caller ID.


