What You Get
Our phone lookup tool returns comprehensive data about any US phone number:
- Carrier — Current serving carrier (Verizon, AT&T, T-Mobile, etc.)
- Line Type — Wireless, landline, VoIP, or toll-free
- CNAM — Registered caller ID name
- LRN Activation Date — When number was last ported (exclusive)
- OCN — Operating Company Number
- Ported Status — Whether number has been ported
Try Phone Lookup
Or use the API directly:
curl -X POST https://api-service.verirouteintel.io/api/v1/cnam \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"phone_number": "15551234567"}'
Common Use Cases
Contact Validation
Verify phone numbers before adding to your CRM or calling:
- Check if number is valid and assigned
- Identify line type for appropriate outreach
- Get caller name for verification
Fraud Detection
Screen phone numbers for fraud signals:
- Check LRN Activation Date for recent porting (SIM swap risk)
- Identify VoIP numbers (easier to obtain anonymously)
- Verify CNAM matches provided identity
Routing Optimization
Get accurate carrier data for routing decisions:
- Identify current carrier (not original)
- Choose optimal routing paths
- Apply correct carrier-based rates
Bulk Lookup
Need to look up many numbers? Use our bulk upload feature:
- Upload CSV with phone numbers
- Preview results before paying
- Download enriched CSV when complete
- Email notification when job finishes
Sign up to access bulk uploads.