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

Koinly
Coinpanda
TokenTax
CoinTracker
CoinLedger
ZenLedger
Accointing
Keep track of your crypto portfolio & taxes in one place

Which is more popular?
Based on our record, Blockpit seems to be more popular. It has been mentioned 12 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 | blockpit.io |
| 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 Blockpit 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
Blockpit is recommended for cryptocurrency investors and traders who need a streamlined solution for managing their tax obligations. It's particularly useful for those who engage in frequent trading or use multiple exchanges and wallets, as well as accountants who manage crypto portfolios for clients.
Walkthroughs and reviews on video.
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BITCOIN vs STEUERN - 2 Trackingplattformen im Vergleich. CoinTracking.info und blockpit.io im Test
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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 Blockpit. 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 ZIP Code API yet. Be the first one to post
Blockpit is a crypto tax tool like Koinly that lets you calculate crypto taxes for your entire portfolio. This software is worth considering as it is fast, reliable, and 100% compliant. Full compliance is what makes...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
I am part of the Blockpit team - a crypto tax software startup based in Austria (https://blockpit.io/). We are dedicated to enhancing our product based on valuable feedback from savvy crypto users, especially from the UK. Source: over 3 years ago
Some options are https://blockpit.io and lila’s ledger https://dfkreport.cognifact.com/. Source: over 3 years ago
Maybe if you don't know it already give it a try :) blockpit. Source: over 4 years ago
When comparing ZIP Code API and Blockpit, you can also consider the following products.

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Koinly is the easiest way to monitor your crypto activity & file your taxes.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Calculate & file tax reports for Bitcoin and cryptocurrencies. Made for traders and investors.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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Crypto taxes made easy. TurboTax for cryptocurrency.
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