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PostalDataPI VS KeyCDN

Compare PostalDataPI VS KeyCDN and see what are their differences

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Contents:
  1. ยป Base Details
  2. ยป Videos
  3. ยป Reviews
  4. ยป Alternatives

PostalDataPI logo PostalDataPI

The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.

KeyCDN logo KeyCDN

KeyCDN is a high-performance Content Delivery Network (CDN). Lowest price globally at $0.04/GB with HTTP/2 Support and free Origin Shield.
  • PostalDataPI Landing page
    Landing page //
    2026-04-08

PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate โ€” $0.000028 per query with no tiers or subscriptions.

What you get back: Up to 18 metadata fields per postal code โ€” city, state/region, coordinates, timezone, three levels of administrative hierarchy, elevation, and more. Sub-5ms cached responses.

Works everywhere: US ZIP codes, UK postcodes, German PLZ, Japanese postal codes, Canadian FSAs, and 230+ more. Format normalization handles case, spacing, and hyphen variations automatically.

Get started in 60 seconds: 1,000 free queries on signup, no credit card required. SDKs for Python and Node.js. MCP server for AI agents (Claude, Cursor, etc.).

Built for developers: REST API, consistent JSON responses across all countries, OpenAPI spec, llms.txt for AI agent discovery.

  • KeyCDN Landing page
    Landing page //
    2021-10-11

PostalDataPI features and specs

  • Specialized Postal Data
    PostalDataPI focuses specifically on postal and address-related data, providing dedicated endpoints for ZIP code lookups, address validation, and geographic postal information, making it a niche solution for mailing and logistics needs.
  • Simple API Integration
    The API appears to offer straightforward RESTful endpoints that are relatively easy to integrate into existing applications, requiring minimal setup and configuration for developers.
  • Useful for Address Validation
    The service can help businesses validate and standardize mailing addresses, reducing undeliverable mail, saving postage costs, and improving data quality in customer databases.
  • Geographic Data Enrichment
    PostalDataPI can enrich address data with additional geographic information such as coordinates, county, and timezone details associated with postal codes, which is valuable for analytics and location-based services.
  • Lightweight and Focused
    As a specialized micro-API, it avoids the bloat of larger platforms, offering a focused toolset that does one thing well โ€” handling postal and ZIP code data without unnecessary complexity.

KeyCDN features and specs

  • Performance
    KeyCDN has a broad network with strategically placed POPs (Points of Presence) that ensures fast content delivery and low latency.
  • Cost-effective
    Offers competitive pricing compared to other CDN providers, making it attractive for small to medium-sized businesses.
  • Ease of Use
    User-friendly interface and straightforward setup make it easy for users to deploy and manage their CDN services.
  • Security Features
    Provides built-in security features such as DDoS protection, secure token links, and SSL support to safeguard content.
  • Real-time Analytics
    Offers comprehensive real-time analytics and reporting tools that provide valuable insights into content delivery performance and usage statistics.
  • Support for Various Integrations
    Supports integrations with popular CMS platforms, frameworks, and e-commerce solutions like WordPress, Magento, and WooCommerce.

Possible disadvantages of KeyCDN

  • Limited Advanced Features
    While it offers essential CDN functionalities, KeyCDN may lack some advanced features available in other top-tier CDNs such as extensive edge computing capabilities.
  • Smaller Network
    Compared to larger CDN providers like Cloudflare or Akamai, KeyCDN has a smaller network of POPs, which may affect global performance in fewer regions.
  • Customer Support
    Some users have reported slower response times and less comprehensive support compared to other premium CDNs.
  • Caching Customization
    Offers fewer customization options for caching policies and rules compared to some competing CDNs.
  • No WAF
    Does not offer a built-in Web Application Firewall (WAF), which means users will need a separate solution for advanced web application protection.

Analysis of PostalDataPI

Overall verdict

  • I don't have verified, up-to-date information specifically about PostalDataPI (postaldatapi.com), including details on its accuracy, pricing, uptime, or customer reviews. I can't confirm whether it's a good product without more direct data or firsthand testing, so I'd recommend evaluating it yourself using the criteria below before committing.

Why this product is good

  • Unable to verify specific claims about data accuracy, coverage, or update frequency for this service
  • No confirmed information on pricing tiers, rate limits, or API reliability (SLA/uptime)
  • No verified user reviews, testimonials, or third-party comparisons available
  • Company background, support quality, and documentation quality are unconfirmed
  • If considering this service, check for: free trial/sandbox access, transparent pricing, data source citations, response time benchmarks, and independent reviews on sites like G2 or Trustpilot

Recommended for

  • Not able to make a specific recommendation without verified data
  • Best approach: developers needing postal/address validation APIs should compare this against established alternatives (e.g., SmartyStreets, Lob, Google Maps Geocoding API, USPS Web Tools) based on documented accuracy and pricing
  • Suitable evaluation candidates: teams willing to test the API directly with sample data before integrating into production systems

Analysis of KeyCDN

Overall verdict

  • Overall, KeyCDN is a strong choice for businesses and individuals looking to enhance their website's performance and reliability. It offers a solid balance of affordability, speed, and features.

Why this product is good

  • KeyCDN is considered a good option for a content delivery network (CDN) due to its competitive pricing, high performance, and ease of use. It offers a global network of strategically placed servers, which reduces latency and improves load times for users worldwide. Additionally, KeyCDN provides features like a user-friendly dashboard, real-time analytics, and security measures such as DDoS protection and free SSL certificates.

Recommended for

    KeyCDN is recommended for small to medium-sized businesses, e-commerce sites, bloggers, and web developers who need an efficient and cost-effective CDN solution. Its simplicity and robust support make it an excellent choice for those who want a straightforward setup without sacrificing performance.

PostalDataPI videos

+ Add

PostalDataPI Now Returns 18 Fields Per Postal Code โ€” for 240+ Countries

More videos:

  • Tutorial - PostalDataPI Tutorial: Your First Postal Code API Call in 5 Minutes

KeyCDN videos

+ Add

Full Site Cache for KeyCDN - A WordPress plugin

More videos:

  • Tutorial - How to Speed Up WordPress Website With CDN Service (KeyCDN)

Category Popularity

0-100% (relative to PostalDataPI and KeyCDN)

PostalDataPI

KeyCDN

Address Verification API
100 100%
Address Verification API
0% 0
CDN
0 0%
CDN
100% 100
Geolocation API
100 100%
Geolocation API
0% 0
Cloud Computing
0 0%
Cloud Computing
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare PostalDataPI and KeyCDN

PostalDataPI Reviews

We have no reviews of PostalDataPI yet.
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KeyCDN Reviews

  1. Tony Lein
    ยท Working at FAQ Ally ยท
    KeyCDN - Helpful Tool

    KeyCDN is refreshing because it doesnโ€™t overcomplicate things. Itโ€™s easy to set up, the interface actually makes sense, and youโ€™re not buried in confusing options or enterprise-only features. The pricing is just as straightforward โ€” clear, affordable, and predictable, without hidden fees or surprise costs. It feels built for real people and real teams who just want a fast, reliable CDN without the hassle.

    ๐Ÿ‘ Pros:    Affordable price|Easy to use
The 7 Best Content-Delivery-Network Providers
KeyCDN is not a CDN provider from Germany, but it's close: The provider is based in Switzerland. The focus is on speed, a broad infrastructure, security and 24/7 support. KeyCDN's content delivery network is accessible on six continents and should be set up in a few minutes to swiftly send your content to your users all over the world - except Antarctica. KeyCDN is capable...
Source: omr.com
10 Top Cloudflare Alternatives for Your Website
Customization is the key to having a personalized experience. In this regard, KeyCDN is a touch better than Cloudflare. Therefore, you can configure the essential components, add it to any CMS or custom application to get the preferred result. If not optimized perfectly, images can drastically slow down content delivery. Keeping this crucial aspect in mind, KeyCDN offers a...
Source: beebom.com
5 Best Free CDN Solutions for WordPress to Speed Up Your Site
KeyCDN โ€“ KeyCDN is an easy-to-implement CDN that starts at just $0.04 per GB. Theyโ€™re the same people beyond plugins like Cache Enabler and the Optimus image optimizer plugin, so KeyCDN works great with both those plugins.
Source: wplift.com
11 Best CDN Providers To Speed Up A Website
Other KeyCDN features include the intuitive dashboard; HTTP/2 for faster delivery; GZip compression for faster data accessibility; real time reportings; extensive security (with DDoS protection, shared or custom SSL, secure token etc); origin shield and much more.
Source: mofluid.com
The best CDN providers of 2018 to speed up any website
More experienced users will appreciate options like Origin Shield โ€“ this allows you to specify a KeyCDN server to be the source for updates rather than the origin, reducing your server load. You're able to manipulate headers, cache or strip cookies, or set up a custom robots.txt. Once the service is running, a capable set of reporting tools enable watching CDN performance in...
Source: www.techradar.com

Social recommendations and mentions

Based on our record, KeyCDN seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

PostalDataPI mentions (0)

We have not tracked any mentions of PostalDataPI yet. Tracking of PostalDataPI recommendations started around Apr 2026.

KeyCDN mentions (2)

What are some alternatives?

When comparing PostalDataPI and KeyCDN, you can also consider the following products

Smarty - Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.

CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.

Melissa Data Quality - Melissa helps companies to harness Big Data, legacy data, and people data (names, addresses, phone numbers, and emails).

Amazon CloudFront - Amazon CloudFront is a content delivery web service.

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