--- title: Countries where SMS authentication is supported intro: 'Because of delivery success rates, {% data variables.product.product_name %} only supports two-factor authentication via SMS for certain countries.' redirect_from: - /articles/countries-where-sms-authentication-is-supported versions: free-pro-team: '*' --- If we don't support two-factor authentication via text message for your country of residence, you can set up authentication via a TOTP mobile application. For more information, see "[Configuring two-factor authentication](/articles/configuring-two-factor-authentication)." ### Supported countries for SMS authentication If your country is not on this list, then we aren't currently able to reliably deliver text messages to your country. We update this list periodically.