I don’t know all the conditions of your devices, and your accounts, so I don’t know if this will even help. It’s probably too late for this advice and your Google account, but maybe for other accounts. If not you, hopefully someone else who reads this.

Many accounts that support 2FA let you download a few (commonly 10) static codes that don’t change. If you anticipate a situation where you may lose connectivity access like this, it may make sense to download the codes and store them in a physical notebook.