| 670 Area Code Basic Information | |
|---|---|
| Area Code | 670 |
| Location | CNMI |
| Country | US |
| In Service Date | 1997-07-01 |
| Service Length | 29 years |
| Overlay Area Code? | No |
| Overlay Area Codes | |
| Parent Area Code | N/A |
| Time Zone | (UTC+10) |
| Map | |
| Area code in jeopardy? | No |
The following section explains how to dial outbound numbers from this area code.