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| Zip Code | State | Type | County | City | Area Code |
|---|---|---|---|---|---|
| Search for a ZIP code to see details | |||||
| County | ZIP Code | Major City | Type | Area Code |
|---|---|---|---|---|
| Caroline | 21609 | Bethlehem | PO Box | 410 |
| Caroline | 21629 | Denton | Standard | 410 443 |
| Caroline | 21632 | Federalsburg | Standard | 410 443 |
| Caroline | 21636 | Goldsboro | Standard | 410 |
| Caroline | 21639 | Greensboro | Standard | 410 |
| Caroline | 21640 | Henderson | Standard | 410 |
| Caroline | 21641 | Hillsboro | PO Box | 410 |
| Caroline | 21649 | Marydel | Standard | 410 |
| Caroline | 21655 | Preston | Standard | 410 |
| Caroline | 21660 | Ridgely | Standard | 410 |
| Caroline | 21670 | Templeville | PO Box | 410 |
| Caroline | 21681 | Ridgely | Unique | 410 |
| Caroline | 21682 | Ridgely | Unique | 410 |
| Caroline | 21683 | Ridgely | Unique | 410 |
| Caroline | 21684 | Ridgely | Unique | 410 |
| Caroline | 21685 | Ridgely | Unique | 410 |
| Caroline | 21686 | Ridgely | Unique | 410 |
| Caroline | 21687 | Ridgely | Unique | 410 |
| Caroline | 21688 | Ridgely | Unique | 410 |