00677 and +677 are used interchangeably to dial Solomon Islands phone numbers from a mobile (more on the plus sign).
| Phone type | Dialing format | Or using + |
|---|---|---|
| Cell phone | 00 677 6xx xxxx | +677 6xx xxxx |
| Cell phone | 00 677 7xx xxxx | +677 7xx xxxx |
| Cell phone | 00 677 8xx xxxx | +677 8xx xxxx |
| Cell phone | 00 677 9xx xxxx | +677 9xx xxxx |
| Landlines | Dialing format | Or using + |
|---|---|---|
| Auki | 00 677 40 xxx | +677 40 xxx |
| Buala | 00 677 35 xxx | +677 35 xxx |
| Honiara | 00 677 2x xxx | +677 2x xxx |
| Kirakira | 00 677 50 xxx | +677 50 xxx |
| Lata | 00 677 53 xxx | +677 53 xxx |
| Noro | 00 677 61 xxx | +677 61 xxx |