Wilmington Post Office
does not have retail counter servicesThis USPS post office is located in Wilmington, DE where the date and time is currently: 4/1/2026, 12:07:01 AM
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Phone numbers
- Phone:302-479-9501
- Fax: 302-323-3772
Services at Wilmington Post Office
Parking lot available. Here's what you can do at this location:
PO Box & Mail
- Accountable Mail Pickup
- Pick up items that require a signature: Certified Mail, Registered Mail, Collect on Delivery, insured packages, and Signature Confirmation items.
- Hold Mail Pickup
- Pick up mail that USPS has been holding while you were away. You can request a hold for up to 30 days through usps.com or at the counter.
Other Services
- Customer Service Referrals
- Staff can help answer questions or direct you to the right resource for issues with mail delivery, address changes, or other USPS services.