
Roadmap
Customer Feedback Portal
Usersnap
Dovetail
Survicate
productboard
SurveySparrow
Get Customer feedback with simple one-click or NPS surveys
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

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 | yesinsights.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 YesInsights 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...
What each product offers, as listed by its team.

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

Overall verdict
Why this product is good
Recommended for
YesInsights is recommended for small to medium-sized businesses, product managers, and marketers who are looking for a quick and simple method to capture customer feedback. It's also ideal for teams that need an integrated survey solution that works across various platforms with minimal setup time.
Overall verdict
Why this product is good
Recommended for
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How To Create A One-Click Survey in YesInsights That Gets Responses!
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How often each product is chosen within a category, 0–100% relative to the other.

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Usersnap is a customer feedback software for SaaS companies that need to constantly improve and grow their products.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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