Sometimes, regardless of how much we wish things could be different, grandchildren and their parents move away from Grandma and Grandpa. Perhaps there's a better financial situation for Mom or Dad farther away, or maybe it's a marital split that results in beloved grandbabies being relocated farther from grandparents than ever before.

I have always been a long-distance grandma—my grandsons have never lived near me. So I can only imagine how heartbreaking it must be to learn grandchildren who lived nearby will soon live miles and miles away. Such a transition is surely hurtful not only for the grandparents, but for the grandchildren, too.

As a longtime long-distance grandma, though, I do know there...