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