
Mockaroo
RANDOM.ORG
Generate Data
A free, browser-based tool to generate valid, region-aware random phone numbers for QA testing. Supports US, UK, CN formats and bulk CSV export.

Website, pricing, platforms and company facts side by side.
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| Website | randomphonenumber.online | codegres.org |
| Pricing | — | |
| Company | 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


A free, privacy-focused alternative to Random.org. specifically designed for developers and QA testers. Supports region-aware phone number generation (US, UK, CN) and bulk CSV export.
No description of Codegres.org yet.
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As answered by people managing RandomPhoneNumber.online and Codegres.org.
RandomPhoneNumber.online's answer
It offers unlimited bulk generation and CSV export completely for free, without requiring any sign-up or login. While competitors like Mockaroo restrict free users to small batches, this tool allows developers and QA teams to generate thousands of valid test records instantly.
RandomPhoneNumber.online's answer
TypeScript, React, Next.js
RandomPhoneNumber.online's answer
Unlike generic generators that simply output random digits, RandomPhoneNumber.online uses strict Regex patterns to ensure every number has a valid Area Code and Exchange Code for its specific region (US, UK, China, etc.). Additionally, it is 100% client-side, meaning data is generated locally in your browser for maximum privacy.
RandomPhoneNumber.online's answer
QA Engineers, Software Developers, Data Analysts, and anyone who needs valid dummy data for software testing or database seeding.
RandomPhoneNumber.online's answer
I built this tool because I was frustrated with existing "random" generators creating invalid phone numbers (e.g., US area codes starting with 0 or 1) that failed my application's validation logic. I needed a tool that respected real-world numbering rules for accurate testing, so I coded it myself.
RandomPhoneNumber.online's answer
Share your experience with using RandomPhoneNumber.online and Codegres.org. For example, how are they different and which one is better?
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