Postal & ZIP Code Validation API (ISO-Country Based)

Location Freemium View on RapidAPI ↗

This API validates postal and ZIP codes using ISO-2 country codes (US, GB, DE, FR, etc.) with strict matching. Unlike address search APIs, it focuses only on postal code validation, preventing false positives and incorrect country matches. Perfect for: Signup & checkout form validation Shipping & logistics platforms CRM & lead verification SaaS onboarding flows Features: 🌍 Global postal / ZIP…

4 subscribers
8.9/10 popularity
450 ms avg latency
100% success rate
1 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

Postal & ZIP Code Validation API (ISO-Country Based) endpoints

MethodEndpointDescription
GET postal_code & country_code
/data 		Postal or ZIP code to validate. ISO-2 country code for validation.

Postal & ZIP Code Validation API (ISO-Country Based) pricing

PlanPriceRate limitQuotas
BASIC Free —
  • Requests: 10 / daily
PRO $10 / month —
  • Requests: 10,000 / monthly (then $0.0030 each)
ULTRA $30 / month —
  • Requests: 50,000 / monthly (then $0.0020 each)
MEGA $50 / month —
  • Requests: 100,000 / monthly (then $0.0010 each)

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