
Qibble
Superpoll
Voice by Brbcafe
OpenVoyce
Feedbeo
Tally.so
Polly.ai
Justpoll: Create polls swiftly and creatively! Have full control—add options, control result visibility, set start/end times, restrict by IP, choose login requirements, and allow multiple choices.
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 | justpoll.me | zip-codes.com |
| Pricing | — | |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of JustPoll 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
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.

As answered by people managing JustPoll and ZIP Code API.
JustPoll's answer
JustPoll empowers you to create and manage interactive polls with ease. Take control of the entire polling process, from defining options and setting visibility to scheduling timeframes and controlling poll accessibility.
Share your experience with using JustPoll and ZIP Code API. For example, how are they different and which one is better?
When comparing JustPoll and ZIP Code API, 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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Convert texts to audio files easily... Write your text, click export.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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