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

ProtonVPN
Hotspot Shield
NordVPN
OpenVPN
Windscribe
ExpressVPN
Psiphon
Really simple VPN to browse the web privately & anonymously.

Which is more popular?
Based on our record, TunnelBear seems to be more popular. It has been mentioned 2 times since March 2021.
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 | tunnelbear.com |
| Pricing | — | |
| Company | Startup from the United States · 2026 | Startup from Canada |
| 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...
No description of TunnelBear yet.
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
Overall verdict
Why this product is good
Recommended for
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How often each product is chosen within a category, 0–100% relative to the other.

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External articles and on-site reviews we used to compare the two products.

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TunnelBear is a user-friendly VPN solution for Spotify users, offering fast and secure connections to its vast network of servers. With a free trial option, TunnelBear is perfect for users who want to test its...
TunnelBear VPN is an excellent VPN service that provides various features at a reasonable and affordable price.
TunnelBear should be your go-to option if you’ve never used a VPN in your life or have been absolutely horrified by the complicated menus in the other services. TunnelBear offers a simple and clean interface that...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
I used to use a VPN to watch Sherlock so I wouldn't get spoiled on the plot. (I'm in the US.) Granted, this was a while ago, the company I used to use was tunnelbear.com. I have been itching to use it to watch Peaky Blinders, but I... Source: over 4 years ago
#0 - TunnelBear - https://tunnelbear.com/ (or similar, with data limits and lots of other limits in free versions). Source: over 4 years ago
When comparing ZIP Code API and TunnelBear, 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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ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Hotspot Shield is a software application developed by AnchorFree, Inc.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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NordVPN offers VPN technology that encrypts data twice.
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