21911 Post Office

Find 21911 post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Rising Sun Post Office 105 North Walnut Street Rising Sun MD 21911 410-658-6848


Colora Post Office 2167 Liberty Grove Road Colora MD 21917 3.6 miles from 21911 410-658-5743

Nottingham Post Office 127 Baltimore Pike Nottingham PA 19362 4.0 miles from 21911 610-998-9254

Oxford Post Office 215 East Locust Street Oxford PA 19363 6.8 miles from 21911 610-998-9013

Conowingo Post Office 305 Conowingo Road Conowingo MD 21918 7.3 miles from 21911 410-378-2828

Port Deposit Post Office 11 South Main Street Port Deposit MD 21904 7.7 miles from 21911 410-378-4191

North East Post Office 406 South Main Street North East MD 21901 8.4 miles from 21911 410-287-6644

Lewisville Post Office 950 Chesterville Road Lincoln University PA 19352 8.6 miles from 21911 610-255-4424

Childs Post Office 1470 Blue Ball Road Elkton MD 21921 8.9 miles from 21911 410-398-5648

Charlestown Post Office 241 Market Street Charlestown MD 21914 8.9 miles from 21911 410-287-2560

Lincoln University Post Office 301 Ashmun Avenue Lincoln University PA 19352 9.4 miles from 21911 610-998-1235

Perryville Post Office 620 Broad Street Perryville MD 21903 9.6 miles from 21911 410-642-6012

Darlington Post Office 1113 Main Street Darlington MD 21034 9.8 miles from 21911 410-457-0461

Perry Point Post Office 0 Avenue D Bldg 64 Perry Point MD 21902 10.0 miles from 21911 410-642-2924

Havre De Grace Post Office 301 North Juniata Street Havre de Grace MD 21078 10.6 miles from 21911 410-939-9507

Peach Bottom Post Office 1842 Lancaster Pike Peach Bottom PA 17563 11.0 miles from 21911 717-548-2646

Elk Mills Post Office 732 Elk Mills Road Elk Mills MD 21920 11.3 miles from 21911 410-398-4474

Kirkwood Post Office 1713 Kirkwood Pike Kirkwood PA 17536 11.4 miles from 21911 717-529-2016

Kelton Post Office 203 Corby Road West Grove PA 19390 11.5 miles from 21911 610-869-8803

Kemblesville Post Office 1 Municipal Ln Kemblesville PA 19347 11.7 miles from 21911 610-255-4900

About Post Offices

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.