2 entries match your criteria.
Historical Markers in Adelphi, Maryland
Upper Marlboro is the county seat for Prince George's County
Adelphi is in Prince George's County
Prince George's County (644) ►
ADJACENT TO PRINCE GEORGE'S COUNTY
Anne Arundel County (468) ►
Calvert County (153) ►
Charles County (150) ►
Howard County (143) ►
Montgomery County (748) ►
Washington, D.C. (2607) ►
Alexandria, Virginia (378) ►
Fairfax County, Virginia (709) ►
Touch name on this list to highlight map location.
Touch blue arrow, or on map, to go there.
ADJACENT TO PRINCE GEORGE'S COUNTY
Anne Arundel County (468) ►
Calvert County (153) ►
Charles County (150) ►
Howard County (143) ►
Montgomery County (748) ►
Washington, D.C. (2607) ►
Alexandria, Virginia (378) ►
Fairfax County, Virginia (709) ►
Touch name on this list to highlight map location.
Touch blue arrow, or on map, to go there.
1 ► Maryland, Prince George's County, Adelphi — Adelphi Mill —  |
| 2 ► Maryland, Prince George's County, Adelphi — Mother Jones — “Grand Old Champion of Labor” — |