Software Alternatives, Accelerators & Startups

PostalDataPI VS CDN77

Compare PostalDataPI VS CDN77 and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

PostalDataPI logo PostalDataPI

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

CDN77 logo CDN77

Content Delivery Network - website speed acceleration with CDN77. 28+ PoPs, Pay-as-you-go prices, no commitments.
  • 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.

  • CDN77 Landing page
    Landing page //
    2023-10-10

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.

Possible disadvantages of PostalDataPI

  • Limited Public Awareness
    PostalDataPI is not widely known or widely reviewed compared to major competitors like SmartyStreets, Google Geocoding API, or Melissa Data, making it harder to assess reliability and long-term viability.
  • Sparse Documentation and Community Support
    As a smaller or lesser-known service, it may lack comprehensive documentation, tutorials, and an active developer community, which can make troubleshooting and advanced usage more challenging.
  • Uncertain Data Coverage
    It is unclear how comprehensive the postal data coverage is โ€” whether it supports international postal codes or is limited to specific countries, which could be a significant limitation for global applications.
  • Unknown Uptime and Reliability Track Record
    Without widespread usage reports or published SLA guarantees, it can be difficult to trust the service for mission-critical applications that require high availability and consistent performance.
  • Limited Feature Set Compared to Competitors
    Larger address validation and postal data providers offer additional features like autocomplete, batch processing, CASS certification, and deliverability scoring that PostalDataPI may not provide.

CDN77 features and specs

  • Global Network Coverage
    CDN77 offers an extensive global network with over 35 points of presence (PoPs) strategically located around the world, ensuring low latency and high-speed content delivery regardless of user location.
  • Real-Time Analytics
    Provides detailed real-time analytics that help you monitor traffic, performance, and error rates, allowing for quick adjustments and optimizations.
  • DDoS Protection
    Includes DDoS protection mechanisms to safeguard your data and website from malicious attacks, ensuring higher uptime and reliability.
  • Flexible Pricing Plans
    Offers flexible pricing options, including pay-as-you-go and custom plans, which can be tailored to fit various budgetary requirements and usage levels.
  • Support for Various Protocols
    Supports a wide range of protocols such as HTTPS, HTTP/2, and IPv6, which can help improve performance and security.
  • Video Streaming Optimization
    Specifically optimized for video streaming, featuring HTTP Live Streaming (HLS) support and real-time content transcoding options.
  • 24/7 Customer Support
    Provides round-the-clock support through multiple channels including chat, email, and phone, ensuring any issues are promptly addressed.

Possible disadvantages of CDN77

  • Complex Setup for Beginners
    The initial setup and configuration can be somewhat complex for users who are not well-versed in networking or CDN technology.
  • Pricing Transparency
    While the pricing is flexible, some users have found it to be somewhat opaque and potentially confusing, especially for larger-scale operations.
  • Limited Free Trial
    The free trial period is relatively short, making it difficult for enterprises to fully evaluate the service before committing.
  • Advanced Features May Require Additional Costs
    Advanced features like real-time analytics and enhanced DDoS protection sometimes come at an additional cost, which might not be clear upfront.
  • Regional Performance Variance
    Although CDN77 has a robust global network, performance can vary depending on the region, with some locations experiencing slower speeds than others.

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

PostalDataPI videos

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

CDN77 videos

[Review Tech] Cdn77 review

More videos:

  • Review - [Review Tech] Cdn77 review

Category Popularity

0-100% (relative to PostalDataPI and CDN77)
Address Verification API
100 100%
0% 0
CDN
0 0%
100% 100
Geolocation API
100 100%
0% 0
Cloud Computing
0 0%
100% 100

User comments

Share your experience with using PostalDataPI and CDN77. For example, how are they different and which one is better?
Log in or Post with

Reviews

These are some of the external sources and on-site user reviews we've used to compare PostalDataPI and CDN77

PostalDataPI Reviews

We have no reviews of PostalDataPI yet.
Be the first one to post

CDN77 Reviews

Top 15 Cloudflare Alternatives: A Complete Guide
CDN77 is a CDN service that offers fast, dependable, and secure delivery of web content and applications. CDN77 supports various types of content, such as static, dynamic, live streaming, video on demand, and large file downloads. CDN77 also provides security features, such as SSL, DDoS protection, and WAF, to protect your web content and applications. Here are its pros and...
10 Top Cloudflare Alternatives for Your Website
Even on the DDoS protection and security front, CDN77 is considered up to the task due largely to the automatic detection and blocking mechanism. It comes with a proprietary Hurricane DDoS solution based on DPDK which helps it monitor traffic, keep a track of attacks and block them fast. The reliable content protection coupled with a host of access management features...
Source: beebom.com
11 Best CDN Providers To Speed Up A Website
CDN77 is known as an innovation frontrunner for deploying the newest features as soon as possible โ€“ such as HTTP/2, Brotli compression or TLS 1.3. There is no surprise why it is counted among the best CDN services in the market today.
Source: mofluid.com
The best CDN providers of 2018 to speed up any website
You get a free Let's Encrypt SSL certificate, and CDN77 is pretty good value for money overall in terms of its per-GB pricing, although itโ€™s not the cheapest outfit weโ€™ve highlighted here. Pricing starts at $0.045 per GB of data for US and European locations, with Asia and Latin America being more expensive. If you want to test the waters, thereโ€™s a 14-day risk-free trial,...

What are some alternatives?

When comparing PostalDataPI and CDN77, 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.