They share a common border.
The drive time from Washington, District of Columbia to Salisbury, Maryland is:2 hours, 40 minutes
The drive time from Washington, District of Columbia to Hagerstown, Maryland is:1 hour 13 minutes
Depending on where you are in Maryland, it could take a matter of minutes.
Baltimore is in Maryland
21 hours
5 hrs
The two states tuch
3 hrs
two and a half days
The drive from Atlanta, Georgia to Baltimore, Maryland is 680 mi - about 11 hours 2 mins.
1 hour 10 minutes
all depends how fast you drive