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
CoinTracker
Blockpit
Coinpanda
Crypto Tax Calculator
Accointing
Awaken
Filing your crypto taxes has never been easier!

Which is more popular?
Based on our record, CoinLedger seems to be more popular. It has been mentioned 21 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 | coinledger.io |
| 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 CoinLedger 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
No analysis of CoinLedger yet.
Walkthroughs and reviews on video.
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Crypto Tax Reporting (Made Easy!) - CryptoTrader.tax / CoinLedger.io - Full 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 ZIP Code API and CoinLedger. 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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CoinLedger started exclusively for the United States. Eventually, it added support for Australian users, and now anyone can use this platform if their country supports either FIFO, HIFO, or LIFO reporting methods.
Similar to Koinly, CoinLedger integrates with your favorite platforms for you to import your transactions. So, whether you are trading, buying NFTs, or earning interest, CoinLedger comes in handy.
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
This is also where leadership and product culture matter as much as code. David Kemmerer, co-founder and CEO of crypto taxation platform CoinLedger, has built one of the more durable consumer crypto products through multiple market... - Source: dev.to / 6 months ago
An easier way to minimize your crypto taxes is to use a good software like coinledger that can automatically detect and capitalize on tax savings opportunities for you based on your transaction history. Source: about 3 years ago
Maybe https://coinledger.io/ can help. It'll go through the transactions to determine what actual gain / loss is. Source: over 3 years ago
When comparing ZIP Code API and CoinLedger, 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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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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The most trusted cryptocurrency tax and portfolio manager
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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Keep track of your crypto portfolio & taxes in one place
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