TrustCall API
TrustCall provides real-time phone number reputation monitoring, including spam scores from major carriers, app scores, and FTC complaints.What is TrustCall?
TrustCall monitors your outbound phone numbers to detect:- Carrier spam flags - When carriers label your number as spam/scam
- App blocking - When apps like RoboKiller or Nomorobo flag your number
- FTC complaints - Consumer complaints filed against your number
Why Monitor Your Numbers?
Proactive monitoring helps you:- Identify flagged numbers before they impact your business
- Take corrective action quickly
- Maintain high connection rates
Available APIs
TrustCall Premier
Full-featured API with carrier-specific scores, historical data, and FTC complaints.
One-Time Scan
Check phone number reputation without ongoing monitoring.
TrustCall Premier Features
| Feature | Description |
|---|---|
| Carrier Scores | Individual scores from Verizon, AT&T, and T-Mobile |
| Average Score | Combined score across all carriers |
| Historical Score | 15-day historical spam score trend |
| App Scores | RoboKiller and Nomorobo status |
| FTC Complaints | Consumer complaints with details |
Score Values
Carrier Scores (Verizon, AT&T, T-Mobile)
| Score | Meaning |
|---|---|
Clean | Not flagged by this carrier |
Flagged | Marked as spam/scam by this carrier |
Processing | Recently added, not yet checked |
Combined Scores (CurrScore, MaxScore)
| Score | Meaning |
|---|---|
Clean | No spam issues detected |
Medium | Some flags detected |
High | Significant spam flags |
Processing | Recently added, not yet checked |
Historical Score
| Score | Meaning |
|---|---|
0-1 | No issues in last 15 days |
2-3 | Occasional flags |
4-5 | Frequent flags (50%+ of checks had high spam score) |
Workflow
1
Add Numbers
Add your outbound phone numbers to TrustCall monitoring.
2
Monitor Scores
TrustCall continuously checks your numbers with carriers.
3
Check Before Calling
Query scores before using a number for outbound calls.
4
Remove Numbers
Remove numbers you no longer use from monitoring.