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

Exam Software
Exam Testing
Survey Monkey
Examination Online
Proctorio
Wrexa Edge
ExamTickets
A platform for creating and conducting exams and assessments.
Which is more popular?
Based on our record, Exam.net seems to be more popular. It has been mentioned 15 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 | exam.net |
| 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 Exam.net yet.
What each product offers, as listed by its team.

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 Exam.net yet.
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Exam.net walkthrough (English)
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Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
We had ours but they were online... Half yearly was MCQ google forms annual was on exam.net which is a platform for tests that "locks" the page, so we don't copy... If we do we need perms to continue, and we were video monitored the... Source: over 4 years ago
Vai mere liye to do device(one monitoring phone, one laptop on which the exam worksheet comes) aur exam.net hai 😭. Source: almost 5 years ago
Can exam.net detect if you use two monitors? Like the test on one than you click to the other does it flag that? Source: almost 5 years ago
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Test Management Software being used in many countries in all languages. Useful for schools, teachers, professors, parents, companies, recruiting agencies. Student Answer Sheet facility
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Exam Testing is a powerful online exam software that helps you create high-quality exams, tests...
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.
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