BARNHART, MO Post Office

1635 MARRIOTT LN BARNHART, MO 63012 - 9998

Lot Parking Available

Phone 636-464-3606

TTY 877-889-2457

BARNHART, MO Post Office Hours

  • Mon-Fri 9:00am - 1:00pm 2:00pm - 5:00pm
  • Sat 8:30am - 12:00pm
  • Sun Closed


BARNHART Lobby Hours

  • Mon-Sun 12:01am - 11:59pm

Last Collection Hours

  • Mon-Fri 4:15pm
  • Sat 11:15am
  • Sun Closed

PO Box Access Hours

  • Mon-Sun 12:01am - 11:59pm

BARNHART Pickup Services Hours

  • Mon-Fri 9:00am - 1:00pm 2:00pm - 5:00pm
  • Sat 8:30am - 12:00pm
  • Sun Closed

Global Express Guaranteed Hours

  • Mon-Fri 11:00am
  • Sat 12:00pm
  • Sun Closed

BARNHART Post Office On-Site Services

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Global Express GuaranteedĀ®
  • Label Broker (Retail)
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • PO Box Online
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Priority Mail InternationalĀ®


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