Our Lady of Mercy
Parish Information
- 9200 Kentsdale Drive Potomac, MD, 20854
- Phone: 301-365-1415
- Fax: 301-365-3104
- Email: [email protected]
- Website: http://www.olom.org
Parish Staff

Pastor: Msgr. Charles V. Antonicelli
Canonically Established: 1959
Wheelchair Accessible
Service Information
Mass Times:
- Saturday at 5:00 PM
- Friday at 8:30 PM
- Sunday at 7:00 AM
- Saturday at 9:00 AM
- Sunday at 8:30 AM
- Holy Days at 7:00 AM
- Sunday at 10:45 AM
- Holy Days at 8:30 AM
- Sunday at 12:30 PM
- Holy Days at 11:00 AM
- Sunday at 3:00 PM (Korean)
- Holy Days at 7:30 PM
- Sunday at 5:00 PM
- Monday at 7:00 AM
- Tuesday at 7:00 AM
- Wednesday at 7:00 AM
- Thursday at 7:00 AM
- Friday at 7:00 AM
- Monday at 8:30 PM
- Tuesday at 8:30 PM
- Wednesday at 8:30 PM
- Thursday at 8:30 PM
Confession Times:
- Tuesday, 1:45 PM to 2:45 PM
- Saturday, 4:00 PM to 4:45 PM
- Sunday, 6:45 AM to 7:00 AM
- Sunday, 8:15 AM to 8:30 AM
- Sunday, 10:30 AM to 10:45 AM
- Sunday, 12:15 PM to 12:30 PM
- Sunday, 4:30 PM to 5:00 PM
Eucharistic Adoration
Eucharistic Adoration Chapel available at all times