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

Fivetran
Hevo Data
MAGE
Estuary
Meltano
Stitch
Boltic
Replicate data in minutes with prebuilt & custom connectors

Which is more popular?
Based on our record, Airbyte seems to be more popular. It has been mentioned 55 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 | airbyte.com |
| 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 Airbyte 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
Airbyte is recommended for organizations and developers who prefer an open-source tool for data integration, specifically those who want to create custom connectors or have unique data integration requirements. It's particularly suitable for technology-savvy teams who are comfortable working with a modular system and can contribute or adapt to the evolving ecosystem.
Walkthroughs and reviews on video.
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February 2021 - Airbyte Feature Review: Normalization & Nested Tables
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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 Airbyte. 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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Airbyte moves PostgreSQL data into other systems and ranks among the most widely used PostgreSQL ETL tools. Its connector reaches hundreds of warehouse, lake, and SaaS destinations. Self-hosting is free, putting it...
Airbyte, founded in 2020, is an open-source ETL tool that offers cloud and self-hosted data integration options. Originally built on the Singer framework, Airbyte has since evolved to support its own protocol and...
60+ managed connectors, 300+ total: Airbyte lists 300+ connectors. But only 50+ of these are connectors actively managed by Airbyte. The rest are open source connectors listed as Marketplace connectors for Airbyte...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
Rent the pipeline (examples, not a census; the build/rent line blurs since several offer self-hosted versions): Estuary does real-time CDC into warehouses and streams with a managed backfill story; Sequin is Postgres-native CDC aimed at... - Source: dev.to / 2 months ago
We discussed briefly above the slight overstepping by using dbt and DuckDB to pull the API data into the source tables. In reality that should probably be another application doing the extraction, such as dlt, Airbyte, etc. - Source: dev.to / 9 months ago
Airbyte is an open-source data integration platform that supports log-based CDC from databases like Postgres, MySQL, and SQL Server. To assist log-based CDC, Airbyte uses Debezium to capture various operations like INSERT and UPDATE. - Source: dev.to / over 1 year ago
When comparing ZIP Code API and Airbyte, 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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Fivetran offers companies a data connector for extracting data from many different cloud and database sources.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to ZIP Code API or Airbyte:

Hevo Data is a no-code, bi-directional data pipeline platform specially built for modern ETL, ELT, and Reverse ETL Needs. Get near real-time data pipelines for reporting and analytics up and running in just a few minutes. Try Hevo for Free today!
Compare Hevo Data to ZIP Code API or Airbyte:

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