Number Ported Checker
Check when a phone number was ported to its current carrier. Free porting history included with every LRN lookup. Detect fraud by identifying recently ported numbers.
What is Phone Number Porting?
Number porting is when a phone number is transferred between carriers. The LRN activation date shows exactly when this transfer happened.
Fraud Detection
Recently ported numbers often indicate fraud. Flag accounts with newly ported numbers for additional verification.
Lead Scoring
Long carrier tenure suggests legitimate customers. Use porting history to score lead quality.
Identity Verification
Verify customer claims about their number. Match porting dates with account creation.
Risk Assessment
Incorporate porting history into risk models. Flag SIM swap and account takeover attempts.
Check Porting History via API
The lrn_activated_at field shows exactly when a number was ported:
# Request curl -X POST https://api-service.verirouteintel.io/api/v1/lrn \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{"phone_number": "13364086644"}' # Response { "lrn": "13364086644", "lrn_activated_at": "2019-03-15T00:00:00Z", "phone_number": "13364086644" } // This number was ported on March 15, 2019 // Over 5 years with current carrier = LOW RISK
Porting Date Risk Assessment Guide
Use porting age to assess fraud risk:
| Porting Age | Risk Level | Recommended Action |
|---|---|---|
| 0-7 days | Very High | Manual review, additional verification required |
| 8-30 days | High | Flag for review, consider verification steps |
| 31-90 days | Medium | Monitor, apply standard verification |
| 90+ days | Low | Standard processing |
Number Ported Checker Pricing
LRN activation date (porting history) is included FREE with every LRN lookup:
Standard
Includes porting history FREE
No monthly minimums
Enterprise
High-volume plans
Dedicated support & SLA
Frequently Asked Questions
How do I check when a phone number was ported?
Make an LRN lookup request to our API. The response includes the lrn_activated_at field which shows the exact date the number was ported to its current carrier.
Why are recently ported numbers risky?
Fraudsters often port numbers as part of account takeover schemes, SIM swap attacks, or to evade blacklists. Numbers ported within 30-90 days should receive additional scrutiny.
Is porting history included free?
Yes! The lrn_activated_at field is included FREE with every LRN lookup. No additional charge for porting history data.