Zip Code Listings for Ridgely, Maryland The following are the areas codes and zip codes for Ridgely, Maryland 21660 (area code: 410)
21681 (area code: 410)
21682 (area code: 410)
21683 (area code: 410)
21684 (area code: 410)
21685 (area code: 410)
21686 (area code: 410)
21687 (area code: 410)
21688 (area code: 410)