| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Sackville | city | Province of New Brunswick | Canada | 45.8833333 | -64.35 | 3 | 3527 |
| Saint Andrews | city | Province of New Brunswick | Canada | 45.0666667 | -67.0333333 | 0 | 1568 |
| Saint Anthony | city | Province of New Brunswick | Canada | 46.3666667 | -64.75 | 177 | 3669 |
| Saint George | city | Province of New Brunswick | Canada | 45.1333333 | -66.8166667 | 147 | 1803 |
| Saint John | city | Province of New Brunswick | Canada | 45.2666667 | -66.0666667 | 3 | 14906 |
| Saint Leonard | city | Province of New Brunswick | Canada | 47.1666667 | -67.9166667 | 590 | 2239 |
| Saint Louis | city | Province of New Brunswick | Canada | 46.7333333 | -64.9666667 | 52 | 1960 |
| Saint Louis de Kent | city | Province of New Brunswick | Canada | 46.7333333 | -64.9666667 | 52 | 1960 |
| Saint Margaret Bay | city | Province of New Brunswick | Canada | 46.9 | -65.1833333 | 101 | 353 |
| Saint Margarets | city | Province of New Brunswick | Canada | 46.9 | -65.1833333 | 101 | 353 |
| Saint Martins | city | Province of New Brunswick | Canada | 45.35 | -65.5333333 | 0 | 530 |
| Saint Quentin | city | Province of New Brunswick | Canada | 47.5 | -67.3833333 | 987 | 2614 |
| Saint Stephen | city | Province of New Brunswick | Canada | 45.2 | -67.2666667 | 68 | 7190 |
| Saint Stephens | city | Province of New Brunswick | Canada | 45.2 | -67.2666667 | 68 | 7190 |
| Salisbury | city | Province of New Brunswick | Canada | 46.0333333 | -65.05 | 95 | 2521 |
| Scott Mills | city | Province of New Brunswick | Canada | 45.6833333 | -67.1833333 | 406 | 277 |
| Scoudouc | city | Province of New Brunswick | Canada | 46.1666667 | -64.5666667 | 98 | 4705 |
| Seal Cove | city | Province of New Brunswick | Canada | 44.65 | -66.85 | 75 | 871 |
| Shediac | city | Province of New Brunswick | Canada | 46.2166667 | -64.5333333 | 101 | 5675 |
| Sheffield | city | Province of New Brunswick | Canada | 45.8833333 | -66.3 | 301 | 788 |
| Shemogue | city | Province of New Brunswick | Canada | 46.15 | -64.1833333 | 36 | 1536 |
| Shippegan | city | Province of New Brunswick | Canada | 47.7333333 | -64.7 | 22 | 4653 |
| Shippigan | city | Province of New Brunswick | Canada | 47.7333333 | -64.7 | 22 | 4653 |
| Soudou | city | Province of New Brunswick | Canada | 46.1666667 | -64.5666667 | 98 | 4705 |
| South Nelson | city | Province of New Brunswick | Canada | 46.9833333 | -65.55 | 62 | 7543 |
| Southampton | city | Province of New Brunswick | Canada | 46.1166667 | -67.15 | 396 | 678 |
| Stanley | city | Province of New Brunswick | Canada | 46.2833333 | -66.7333333 | 298 | 526 |
| Stanley Village | city | Province of New Brunswick | Canada | 46.2833333 | -66.7333333 | 298 | 526 |
| Stonehaven | city | Province of New Brunswick | Canada | 47.75 | -65.3666667 | 65 | 314 |
| Sussex | city | Province of New Brunswick | Canada | 45.7166667 | -65.5166667 | 265 | 6363 |