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

Hotspot Shield
TunnelBear
OpenVPN
VyprVPN
Spotflux
ExpressVPN
CyberGhost
Hola manages to provide free VPN services to its users through the use of crowd sourcing its members' bandwidth.

Which is more popular?
Based on our record, Hola VPN seems to be more popular. It has been mentioned 24 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 | hola.org |
| Pricing | — | |
| Company | Startup from the United States · 2026 | — |
| 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 Hola VPN 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
Hola VPN might be suitable for users who prioritize free access to geo-restricted content and are less concerned about security and privacy. However, those who highly prioritize data protection and secure internet usage may prefer exploring more traditional VPN services with robust privacy policies and dedicated server infrastructure.
Walkthroughs and reviews on video.
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Hola VPN Is Dangerous! Here Is Why - August 2019
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ZIP Code API and Hola VPN. 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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To change the location of Android devices, you can also select Hola to connect more people and create more opportunities on social and dating services. After launching the program, the mobile system will use your...
Hola is a free peer-to-peer VPN service, that works by sharing idle resources of its users to create a more open Web. Hola offers a collection of a lot of servers and an option to change GPS location to withhold your...
Such a great VPN app like Psiphon Pro is Hola app. It a free VPN app with no paid packages. You might think of the service as something fishy, but it isn’t. The concept of Hola VPN revolves around the community. It...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
I used https://hola.org/ to join back it works for me. Source: almost 4 years ago
Here the one I use https://hola.org. Source: over 4 years ago
You will look for a Free Vpn Extension only when you want to unblock a website but little do you know that this extension will unlock the real pleasure of Internet. Whether you are a movie buff, gaming enthusiast, or a regular Internet... Source: over 4 years ago
When comparing ZIP Code API and Hola VPN, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to ZIP Code API or Hola VPN:

Hotspot Shield is a software application developed by AnchorFree, Inc.
Compare Hotspot Shield to ZIP Code API or Hola VPN:

Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to ZIP Code API or Hola VPN:

Really simple VPN to browse the web privately & anonymously.
Compare TunnelBear to ZIP Code API or Hola VPN:

The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to ZIP Code API or Hola VPN:
