On your cell phone bill, “SNDG” typically stands for “Standard Data Usage,” indicating charges for data services like internet browsing, streaming, or app usage.
However, in some cases, “SNDG” may refer to San Diego, California, especially if you notice call records with this abbreviation.
If you’re uncertain about the meaning of “SNDG” on your bill, it’s best to contact your service provider for clarification.