Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

DealRoom
Datasite Diligence
iDeals Virtual Data Room
Dropbox DocSend
Papermark
Intralinks
Firmex Virtual Data Room
Turn deal chaos into order with Ansarada’s Virtual Data Room.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | zip-codes.com | ansarada.com |
| Pricing | — | |
| Company | Startup from the United States · 2026 | Startup from Australia · 100 - 249 employees · 2005 |
| Listed in |
In their own words, as submitted to SaaSHub.

API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
At Ansarada, we're in the business of creating long-term value for our clients. But we go about it a very different way to others. Ansarada is a SaaS company that provides world-leading AI-powered Virtual Data Rooms and dealmaking tools. These tools include advanced AI insights and...
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When comparing ZIP Code API and Ansarada, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Datasite Diligence is the fastest-growing virtual data room software that is efficient and highly secure.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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iDeals Virtual Data Room is a tool that provides secure access to large amount of confidential documents and can view, analyze and collaborate in a protected environment.
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