FLINTSTONE Post Office, Flintstone, MD
21600 NATIONAL PIKE NE FLINTSTONE, MD 21530 - 9998
Lot Parking Available
FLINTSTONE Post Office Phone Numbers
Phone 301-478-2255
Fax 301-478-3109
TTY 877-889-2457
FLINTSTONE Post Office Hours
- Mon-Fri 08:45 AM - 12:30 PM, 01:30 PM - 04:15 PM
- Sat 08:00 AM - 12:00 PM
- Sun Closed
Lobby Hours
- Mon-Fri 12:01 AM - 11:59 PM
- Sat 12:01 AM - 11:59 PM
- Sun 12:01 AM - 11:59 PM
Last Collection Hours
- Mon-Fri 04:15 PM
- Sat 12:00 PM
- Sun Closed
PO Box Access Hours
- Mon-Fri 12:01 AM - 11:59 PM
- Sat 12:01 AM - 11:59 PM
- Sun 12:01 AM - 11:59 PM
Pickup Services Hours
- Mon-Fri 08:45 AM - 12:30 PM, 01:30 PM - 04:15 PM
- Sat 08:00 AM - 12:00 PM
- Sun Closed
PO Box Delivery Hours
- Mon-Fri 11:00 AM
- Sat 09:00 AM
- Sun Closed
Call Referral Hours
- Mon-Fri 08:30 AM - 12:30 PM, 01:30 PM - 04:15 PM
- Sat 08:00 AM - 12:00 PM
- Sun Closed
Carrier Call Referral Hours
- Mon-Fri 08:45 AM - 12:30 PM, 01:30 PM - 04:00 PM
- Sat 08:45 AM - 12:00 PM
- Sun Closed
On-Site Services at FLINTSTONE
- Call Referral
- Carrier Services
- Duck Stamps
- General Delivery
- Money Orders (Domestic)
- Money Orders (Inquiry)
- Money Orders (International)
- Pickup Accountable Mail
- Pickup Hold Mail
- Pickup Notice Left
- Priority Mail International
- PO Box Online