Start free. Prove it on your own data.
The key works the second you have it — standardization, geocoding, and address extract, 1,000 lookups a month, no card. Connect your USPS Developer Portal app when you're ready and DPV, rates, and service standards run on our infrastructure, license-clean.
Free tier includes
With your USPS license (BYOK): DPV verification, rate shopping, service standards, shipping options, location finder, and city/state lookup — on your keys, our infrastructure.
What you unlock from here
The free API key is the proof surface. Paid plans unlock paid workflows and higher-volume operations without changing the core API shape.
- Address standardization + extract (US Census)
- Street-level geocode + ACS demographics demo
- Sandbox DPV / CMRA demo
- DPV, rates, service standards, and city/state on your USPS license (BYOK)
Standardize and geocode live with no key. Connect your own USPS Developer Portal app — Free keys can — and the USPS suite runs on our infrastructure.
- Package tracking
- Batch validation + checkout widget
- Dashboard + webhooks
- Pickup scheduling
Paid endpoints unlock after signup. Flat monthly pricing.
- Increased throughput
- Enterprise onboarding
- Custom integrations
Contact us when volume or licensing needs exceed standard tiers.
Need paid workflows, higher limits, or enterprise onboarding?See paid plans →
Your free API key is ready.
Copy it now — it will only be shown once.
Free API Key
Try it now
curl "https://api.revaddress.com/api/address/validate?streetAddress=1600+Pennsylvania+Ave+NW&city=Washington&state=DC&ZIPCode=20500" \
-H "X-API-Key: YOUR_KEY"
# Need unit recovery? Add secondaryAddress and re-run with the same base address.
curl "https://api.revaddress.com/api/address/validate?streetAddress=1600+Pennsylvania+Ave+NW&secondaryAddress=Suite+100&city=Washington&state=DC&ZIPCode=20500" \
-H "X-API-Key: YOUR_KEY"Public examples use a neutral landmark fixture. When USPS finds the building but needs a unit, keep the base address and add secondaryAddress.
Unlock intelligence scoring, fraud_risk (6 weighted signals), batch validation (50 / call), Checkout Guard widget, and Logistics Complexity Index — all same API shape.
The same trust score you saw on /try-it, plus checkout.risk_detected webhooks at ≥ 0.60.
Save this key securely — paste it into the dashboard to manage your account and expand into tracking, intelligence, batch validation, and BYOK when you are ready.