Preston zipcode
| City | Preston |
| ZIP Code | 21655 |
| Type | Standard |
| State Code | MD |
| State | Maryland |
ZIP code of Preston is 21655. This place is located in Maryland state in US. To send any postal service to Preston, you must use 21655 zipcode.
| City | Preston |
| ZIP Code | 21655 |
| Type | Standard |
| State Code | MD |
| State | Maryland |
ZIP code of Preston is 21655. This place is located in Maryland state in US. To send any postal service to Preston, you must use 21655 zipcode.
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