Northern Mariana Islands Phone Prefixes in 670-9XX Area Code
Phone Prefixes in the 670-9XX Area Code
| Prefix | Usage | Primary City |
|---|
| Prefix | Usage | Primary City |
|---|---|---|
| (670) 989 | Unknown |
More 6XX Area Codes Phone Numbers
Phone Prefixes in the 670-9XX Area Code
| Prefix | Usage | Primary City |
|---|
| Prefix | Usage | Primary City |
|---|---|---|
| (670) 989 | Unknown |
More 6XX Area Codes Phone Numbers
