Altamont City Area Code List
| Area Codes |
Country |
State |
City |
Time Zone |
Operating |
| 435 |
US |
Utah - UT |
Altamont |
Mountain |
Details |
| 518 |
US |
New York - NY |
Altamont |
Eastern |
Details |
| 618 |
US |
Illinois - IL |
Altamont |
Central |
Details |
| 620 |
US |
Kansas - KS |
Altamont |
Central / Mountain |
Details |
