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CapLinked provides simple and secure virtual data room solutions for online document sharing and management. Enterprise-grade security and 24/7/365 support.
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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

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ZIP
ZIP Code API
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| Website | caplinked.com | zip-codes.com |
| Pricing | — | |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of CapLinked yet.
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...
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Caplinked Virtual Data Room - Full Demo
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Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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EthosData is a full-service solution provider, transforming the way businesses manage their data.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Dropbox DocSend is a secure file and document sharing solution that gives users analytics and control of document in their critical workflows. Key features include sending documents as secure links, eSignature, and customizable virtual data rooms.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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