I have the same issue when I am home. The date goes back to November 2000. I was able to reach Verizon technical support and they are sending me a free $250 network extender for my home where I have extremely limited cell service, which they say will help a lot and increase my phone's speed while I'm home. They also guided me through the settings menu to reset my network settings, which I have not tested to see if this has resolved the issue yet.
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