Software Alternatives, Accelerators & Startups

PostalCodes.info VS Owler

Compare PostalCodes.info VS Owler and see what are their differences

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PostalCodes.info logo PostalCodes.info

Postal code lookup API and downloadable country datasets for address validation, checkout, logistics and geocoding workflows.

Owler logo Owler

Owler is a crowdsourced data model allowing users to follow, track, and research companies.
  • PostalCodes.info Landing page
    Landing page //
    2026-05-09
  • Owler Landing page
    Landing page //
    2023-10-18

PostalCodes.info features and specs

  • Global Coverage
    PostalCodes.info provides postal code data for a wide range of countries worldwide, making it useful for international applications that need to validate or look up postal codes across multiple regions.
  • Simple REST API
    The API follows a straightforward RESTful design, making it easy for developers to integrate into their applications without a steep learning curve or complex authentication flows.
  • Geolocation Data
    The service provides geographic coordinates (latitude and longitude) associated with postal codes, which is useful for mapping, distance calculations, and location-based features.
  • Lightweight Responses
    The API returns concise, structured data that is easy to parse and doesn't require heavy bandwidth, making it suitable for applications where performance matters.
  • Useful for Address Validation
    The service can be used to validate and auto-complete address information based on postal codes, improving user experience in forms and checkout processes.

Possible disadvantages of PostalCodes.info

  • Limited Documentation
    The API documentation can be sparse and lacks comprehensive examples, detailed error code explanations, and thorough guides, making it harder for developers to troubleshoot issues or understand all available features.
  • Data Accuracy Concerns
    Some postal code databases may contain outdated or incomplete data for certain countries, as postal codes change over time and keeping a global database fully up-to-date is challenging.
  • Rate Limiting and Usage Restrictions
    The API may impose rate limits or usage caps that could be restrictive for high-traffic applications, potentially requiring paid plans to accommodate larger volumes of requests.
  • Limited Additional Features
    Compared to more established geocoding and postal code services (like Google Maps API or SmartyStreets), PostalCodes.info may lack advanced features such as address parsing, fuzzy matching, or detailed administrative boundary data.
  • Uncertain Reliability and Support
    As a smaller, less well-known service, there may be concerns about long-term availability, uptime guarantees, and the quality of customer support compared to major established providers.

Owler features and specs

  • Competitive Insights
    Owler provides detailed competitive insights, including news, financials, and key personnel changes, enabling businesses to stay informed about their competitors.
  • User-Generated Data
    The platform leverages crowdsourced data, which can offer unique perspectives and more frequent updates on company information compared to official records.
  • Customizable Alerts
    Users can set up customizable alerts for specific companies or industries, ensuring they receive timely updates relevant to their interests.
  • Free Basic Plan
    Owler offers a basic plan at no cost, which is beneficial for startups and small businesses with limited budgets.
  • Community Interaction
    The platform encourages user interaction to rate and review companies, which can provide a more community-driven assessment of businesses.

Possible disadvantages of Owler

  • Data Accuracy
    Since much of Owler's data is user-generated, there may be concerns about the accuracy and reliability of the information provided.
  • Limited Features in Free Plan
    The free plan has limited functionalities and access to deeper insights often requires a paid subscription.
  • User Interface
    Some users find the interface to be less intuitive and in need of improvements for better navigation and user experience.
  • Data Coverage
    Owler may not cover all companies or industries comprehensively, potentially leaving gaps in competitive analysis.
  • Dependence on Community Activity
    The quality and quantity of data can heavily depend on how active the user community is, which might lead to inconsistent information across different sectors.

Analysis of PostalCodes.info

Overall verdict

  • PostalCodes.info appears to be a functional reference tool for looking up postal/ZIP codes and administrative boundaries across countries, useful for quick lookups but likely limited compared to official postal authority databases or premium geocoding APIs for bulk/commercial use.

Why this product is good

  • Provides free access to postal code information for multiple countries
  • Simple interface for quick individual lookups
  • No registration typically required for basic searches
  • Covers international postal code systems beyond just one country

Recommended for

  • Individuals needing a quick one-off postal code lookup
  • Students or researchers studying geographic/administrative divisions
  • Small personal projects requiring occasional postal code verification
  • Users who don't need bulk data or API integration

Analysis of Owler

Overall verdict

  • Overall, Owler is considered a good tool for individuals and businesses seeking to enhance their competitive intelligence capabilities. It offers a wide array of features that make it a valuable resource for staying informed about industry movements and competitor actions.

Why this product is good

  • Owler is a business information and crowdsourced competitive intelligence platform that provides company data, news updates, and industry analysis. It is useful for gaining insights into competitors, tracking market trends, and obtaining company profiles. Users appreciate it for offering data that is continuously updated and verified by a community of contributors.

Recommended for

    Owler is particularly recommended for business analysts, sales and marketing professionals, and entrepreneurs who need reliable and up-to-date information on competitors and market trends. It's also beneficial for investors and job seekers looking to research companies.

PostalCodes.info videos

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Owler videos

Owler Introduction

More videos:

  • Review - Owler Ashford Marathon, Half Marathon and 10k 2017. Grit and Ice were the themes here...

Category Popularity

0-100% (relative to PostalCodes.info and Owler)
APIs
100 100%
0% 0
Data Dashboard
0 0%
100% 100
Data Validation
100 100%
0% 0
Business & Commerce
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, Owler seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

PostalCodes.info mentions (0)

We have not tracked any mentions of PostalCodes.info yet. Tracking of PostalCodes.info recommendations started around May 2026.

Owler mentions (1)

  • A web app/executable that can collect data from a number of databases.
    Owler is a good example of the type of app I need: https://corp.owler.com/. Source: over 4 years ago

What are some alternatives?

When comparing PostalCodes.info and Owler, you can also consider the following products

Zipcodestack - Free Zip Code API - Free Postal Code Validation | Zipcodestack

QlikSense - A business discovery platform that delivers self-service business intelligence capabilities

Geocode.xyz - A geoparser, geocoder and batch geocoder for the world. Map your data.

Whatagraph - Whatagraph is the most visual multi-source marketing reporting platform. Built in collaboration with digital marketing agencies

getAddress.io - A simple API for finding UK postal addresses

Foxmetrics - We track the interactions of your customers with your web or mobile applications in real-time, and provide actionable metrics that will help increase your conversion.