ZIP Codes in Mechanicsburg, PA
Mechanicsburg uses 2 ZIP codes, all in Cumberland County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 2 Mechanicsburg ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 17050 | standard | Cumberland | 43,571 |
| 17055 | standard | Cumberland | 42,006 |
Finding a ZIP+4 in Mechanicsburg
Knowing which of these 2 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Mechanicsburg street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Mechanicsburg addresses and download it complete.