
Postio.co.uk
Ideal postcodes
Fetchify
Smarty
Data8 UK
ZIP Code API
Data8 UK PredictiveAddress
The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.

Which is more popular?
Based on our record, Gate.io seems to be more popular. It has been mentioned 2729 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | postaldatapi.com | gate.io |
| Pricing | ||
| Company | Startup from the United States · 1 - 9 employees · 2026 | Startup from the United States · 100 - 249 employees · 2013 |
| Listed in |
In their own words, as submitted to SaaSHub.


PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate — $0.000028 per query with no tiers or subscriptions. What you get back: Up to 18 metadata fields per postal code — city, state/region, coordinates,...
No description of Gate.io yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
More videos
Gate.io Review: Is Gate.io Safe? (My Experiences After 3+ YEARS!)
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using PostalDataPI and Gate.io. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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Not all coins were found, but the experience was positive from using it.
Recommendations tracked on public social media and blogs since March 2021.


Tracking PostalDataPI since Apr 2026.
A mate of mine transferred usdc from binance into gate.io and its coming up as usdc5 (delisted) and can trade it at all? Source: almost 3 years ago
Godamn no wonder, gate.io moons price more than mexc haha. Source: almost 3 years ago
So I've never had any issues before withdrawing or depositing to gateio. But for some reason unknown to me my last two withdrawals are stuck at "verifying". I've opened a ticket 24 hours ago and no response. Would love just a reply to... Source: almost 3 years ago
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Fetchify delivers fast, accurate address, email, phone and bank validation tools that help businesses capture clean, verified customer data, reduce failed deliveries and improve checkout experiences worldwide.
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