https://www.pistack.xyz/tags/phone-numbers/ Recent content in Phone-Numbers on Pi Stack Hugo en-us Fri, 25 Sep 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-09-25-phone-number-validation-libraries-libphonenumber-js-comparison/ Fri, 25 Sep 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-09-25-phone-number-validation-libraries-libphonenumber-js-comparison/ <p>Eighteen million downloads a week. That is how often just one of the JavaScript ports of Google&rsquo;s <code>libphonenumber</code> is pulled from npm — <strong>18,329,388 downloads for the week of 2026-09-15 to 2026-09-21</strong>, to be exact. Phone number parsing looks like a solved problem, right up to the moment a real user types a number from a country you did not test, and your signup form either rejects a perfectly valid number or happily stores garbage in your database.</p>