Delmar City Area Code List
| Area Codes |
Country |
State |
City |
Time Zone |
Operating |
| 302 |
US |
Delaware - DE |
Delmar |
Eastern |
Details |
| 410 |
US |
Maryland - MD |
Delmar |
Eastern |
Details |
| 443 |
US |
Maryland - MD |
Delmar |
Eastern |
Details |
| 518 |
US |
New York - NY |
Delmar |
Eastern |
Details |
| 563 |
US |
Iowa - IA |
Delmar |
Central |
Details |
