Ideal postcodes
Postio.co.uk
USZipLookup
Zipcodestack
Fetchify
Data8 UK
Geocode.xyz
Postal code lookup API and downloadable country datasets for address validation, checkout, logistics and geocoding workflows.

Todoist
Trello
Evernote
Notion
Asana
OneNote
Remember The Milk
A better way to organize your mind.

Which is more popular?
Based on our record, Workflowy 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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PC
PostalCodes.info
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|---|---|---|
| Website | postalcodes.info | workflowy.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from the United States · 2010 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of PostalCodes.info yet.
Workflowy offers a simpler way to stay organized. If you have a crazy job or an ambitious project, we will be your trusty sidekick.
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
Walkthroughs and reviews on video.
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Organize Your Brain with WorkFlowy (Real-Time App Review)
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using PostalCodes.info and Workflowy. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

We have no reviews of PostalCodes.info yet. Be the first one to post
Workflowy is a note-taking app with several task management tools. This app refers to itself as a sidekick for busy and ambitious people. Workflowy is on this list of Obsidian alternatives because of its simplicity....
Workflowy is an online app that uses an outline format and is actually more flexible than it looks at first.
WorkFlowy is another alternative to Notability that provides everything you need to take notes quickly and effectively. Instead of creating little notes represented by small cards, WorkFlowy helps you create elaborate...
Recommendations tracked on public social media and blogs since March 2021.

Tracking PostalCodes.info since May 2026.
Have you seen Workflowy? https://workflowy.com/hello/. - Source: Hacker News / over 5 years ago
Workflowy - The project management notetaking app. Source: over 5 years ago
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Fast UK address, email & phone validation APIs for developers. Official Royal Mail PAF data. Pay as you go, 100 free lookups.
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Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
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Find any US ZIP code or Canadian postal code instantly. Search by city, address or code - get accurate location, county & population data free.
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Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
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