ZIP Code 21664 Area Code
Secretary, Maryland
Area Code
301, 410, 443
Primary area codes for Maryland (per-ZIP data not available)
Location
| ZIP Code | 21664 |
|---|---|
| City | Secretary |
| State | Maryland (MD) |
| County | Dorchester |
Frequently Asked Questions
ZIP code 21664 is in Secretary, Maryland. The primary area codes for Maryland are 301, 410, 443.
ZIP code 21664 is in Secretary, Maryland.