
Apollo.io
Lusha
Hunter.io
Clearbit
AeroLeads
Datanyze
DiscoverOrg
ZoomInfo is a B2B database providing detailed business information on people and companies.
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?
Based on our record, ZoomInfo seems to be more popular. It has been mentioned 8 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
ZIP
ZIP Code API
|
|
|---|---|---|
| Website | zoominfo.com | zip-codes.com |
| Pricing | — | |
| Company | Startup from the United States | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of ZoomInfo 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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Is Zoominfo a Good Investment? (Zoominfo Review, Pricing, Options)
More videos
No ZIP Code API videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ZoomInfo and ZIP Code API. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

ZoomInfo is the enterprise standard for B2B contact and company data: business emails, direct dials, and mobile numbers, plus company insights and buying intent signals. Its Copilot tiers add AI account...
If you are committed to Apollo and run primarily email sequences, Apollo's MCP speeds up your existing process without requiring a platform change. Clay fits ops teams with enrichment workflows already built. ZoomInfo...
ZoomInfo is the industry standard. Their database is massive, their intent data is best-in-class, and enterprise sales teams swear by it. The catch: pricing starts around $15,000/year and requires an annual contract....
We have no reviews of ZIP Code API yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.

Skip ZoomInfo for this use case. It's enterprise-contract priced, built for outbound prospecting from company lists, and adds zero value for personal email resolution. Same story with Lusha — excellent for Chrome extension-style lookups... - Source: dev.to / 6 months ago
Most SDR stacks start with a contact database — ZoomInfo, Apollo, or Lusha — and treat enrichment as a one-time step at the top of the funnel. The problem: these databases are 3–18 months stale on average. Job titles change. Companies... - Source: dev.to / 7 months ago
Kaspr is the most LinkedIn-native option on this list. The Chrome extension sits on LinkedIn profiles and exports contact data directly — phone numbers, emails, and CRM sync. 120M+ European contacts is their differentiator; US coverage... - Source: dev.to / 7 months ago
Tracking ZIP Code API since May 2026.
When comparing ZoomInfo and ZIP Code API, you can also consider the following products.

Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.
Compare Apollo.io to ZoomInfo or ZIP Code API:

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to ZoomInfo or ZIP Code API:


Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to ZoomInfo or ZIP Code API:

Find all the email addresses related to a domain
Compare Hunter.io to ZoomInfo or ZIP Code API:

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