ZIP Code 21655 Area Code
Preston, Maryland
Area Code
301, 410, 443
Primary area codes for Maryland (per-ZIP data not available)
Location
| ZIP Code | 21655 |
|---|---|
| City | Preston |
| State | Maryland (MD) |
| County | Caroline |
Frequently Asked Questions
ZIP code 21655 is in Preston, Maryland. The primary area codes for Maryland are 301, 410, 443.
ZIP code 21655 is in Preston, Maryland.