LG G3 SIM Card Error on US Cellular – Need Help!

Having a frustrating issue with my LG G3 on US Cellular. Out of nowhere, I keep getting a or “Invalid SIM card” message. The phone doesn’t recognize my SIM, and I’ve lost all cellular service.

Here’s a post you can use for social media, a forum, or customer support:

Any help would be appreciated before I give up on this phone. Thanks!