Monitor your numbers with our Caller ID Test tool
Take care of your caller ID reputation with our real-time monitoring system
Stop revenue loss from spam-flagged numbers
See how leading call centers use our monitoring system to maintain clean caller IDs
Without monitoring
Revenue loss
From undetected spam-flagged numbers
Manual checks
Time-consuming number verification
Delayed response
Hours of calls with bad numbers
With automated monitoring
Real-time detection
Instant alerts when numbers get flagged
Automated rotation
Smart number switching when issues detected
API integration
We can integrate with your existing dialer system
Native API integration
You can build your own caller id test tool with our API
High Risk Number
+1 (888) 221-1161
{ "data": { "phone": "+18882211161", "is_spam": true, "spam_score": 100, "reputation": "SPAM", "total_complaints": 43, "complaints": [ { "CreatedDate": "2025-03-22T16:01:58Z", "ConsumerState": "Missouri", "Subject": "Calls pretending to be government" }, // ... more complaints ... ] } }
What our customers say
"Glad to be working with the CallerAPI team! Excited to be making this a reality on a global scale!"

Gideon Ebose
Co-Founder, Rulebase (YC F24)
"Choosing CallerAPI was a big upgrade to our phone fraud prevention system. We've seen a 40% increase in accuracy"

Victor Saldarriaga
CTO, Vertical Technologies
Best price on the market
Premium
$99/mo
- 20,000 API calls/month
- Everything in Basic
- Priority support
- Access to Beta testing
Enterprise
$997/mo
- 250,000+ API calls
- Everything in Premium
- Custom Caller ID monitoring tool
- Ongoing support and updates
Call Center Monitoring FAQ
Ready to optimize your call center operations?
Schedule a demo to see how our monitoring system can improve your connection rates.
Schedule Demo