
Dynatrace
AppDynamics
Sumo Logic
Datadog
PagerDuty
LogicMonitor
Microsoft System Center
Splunk Enteprise is the fastest way to aggregate, analyze and get answers from your machine data with the help machine learning and real-time visibility.
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

Which is more popular?
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | splunk.com | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Splunk Enterprise yet.
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...
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
Splunk Enterprise is recommended for IT and security teams, data analysts, and businesses that require advanced log management, real-time data processing, and comprehensive reporting tools. It is particularly valuable for industries such as finance, healthcare, retail, and telecommunications where data-driven decision-making is crucial.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Webinar: Splunk Enterprise Security (Splunk ES)
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How often each product is chosen within a category, 0–100% relative to the other.

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When comparing Splunk Enterprise and ZIP Code API, you can also consider the following products.

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Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Get real-time insight from your apps using Application Performance Management—how they’re being used, how they’re performing, where they need help.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Sumo Logic is a secure, purpose-built cloud-based machine data analytics service that leverages big data for real-time IT insights
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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