S
- Sackville
- Sagwa
- Saint-Amand
- Saint-Amateur
- Saint-André
- Saint-André-de-Shédiac
- Saint Andrews
- Saint-Antoine
- Saint-Arthur
- Saint-Aubin
- Saint-Basile
- Saint-Charles
- Saint Croix
- Saint-Cyrille
- Saint David
- Saint-David
- Sainte-Anne
- Sainte-Anne
- Sainte-Anne-de-Kent
- Sainte-Anne-de-Madawaska
- Sainte-Anne-du-Bocage
- Sainte-Cécile
- Sainte-Louise
- Sainte-Marie-de-Kent
- Sainte-Marie - Saint-Raphaël
- Sainte-Marie-sur-Mer
- Sainte Rose
- Sainte-Rose-Gloucester
- Sainte-Rosette
- Sainte-Therese Sud
- Saint-Fabien
- Saint-François
- Saint-François de Madawaska
- Saint George
- Saint-Hilaire
- Saint-Ignace
- Saint-Irénée
- Saint-Isidore
- Saint-Jacques
- Saint James
- Saint-Jean-Baptiste
- Saint-Jean-Baptiste-de-Restigouche
- Saint John
- Saint-Joseph
- Saint-Joseph-de-Kent
- Saint-Joseph-de-Madawaska
- Saint-Laurent
- Saint-Léolin
- Saint-Léonard
- Saint-Léonard-Parent
- Saint-Louis
- Saint-Louis de Kent
- Saint-Marcel
- Saint-Martin-de-Restigouche
- Saint Mary
- Saint Marys
- Saint Mary's 24
- Saint-Maure
- Saint-Olivier
- Saint Patrick
- Saint-Paul
- Saint-Philippe
- Saint-Pierre-de-Kent
- Saint-Pons
- Saint-Quentin
- Saint-Raphaël-sur-Mer
- Saint-Sauveur
- Saint-Thomas-de-Kent
- Saint-Wilfred
- Salem
- Salisbury
- Salmon Beach
- Salmon Creek
- Salmonhurst Corner
- Sand Hill
- Sand Point
- Sandyville
- Saumarez
- Savoy Landing
- Scotch Ridge
- Scotch Settlement
- Scott Road
- Scoudouc
- Scoudouc Road
- Sea Side
- Second North River
- Selwood
- Semiwagan Ridge
- Sevogle
- Shampers
- Shanklin
- Shannonvale
- Shediac
- Shediac Bridge
- Shediac Cape
- Shediac River
- Sheffield
- Sheila
- Shemogue
- Shinnickburn
- Shippagan
- Shippegan Portage
- Siegas
- Siegas Lake Settlement
- Sillikers
- Silverwood
- Simms Corner
- Simonds
- Simonds
- Simpson Corner
- Simpsons Field
- Sirois
- Sisson
- Sisson Brook
- Sisson Ridge
- Six-Milles
- Six Roads
- Smith Corner
- Smiths Corner
- Somerville
- Sormany
- Soucy
- Southampton
- Southampton Junction
- South Bathurst
- Southesk
- Southfield
- South Gordonsville
- South Greenfield
- South Johnville
- South Knowlesville
- South Kouchibouguac
- South Nelson Road
- South Portage
- South Ridge
- South River
- South Road Settlement
- South Saint-Norbert
- South Tetagouche
- South Tilley
- South Tweedside
- South Waterville
- Speerville
- Spence Settlement
- Springfield
- Springfield Settlement
- Spruce Brook
- Squaw Cap
- St. Almo
- St. André
- Stanley
- Stanley Gardens
- Staples Settlement
- St. Basile 10
- St. David Ridge
- Steeves Mills
- Steeves Settlement
- Stewarton
- St. George
- St. Hilaire
- Stickney
- St. Leonard
- St. Margarets
- St. Martins
- St. Mary
- Stonehaven
- Storeytown
- Strathadam
- Strong Corner
- St. Stephen
- St. Stephen
- St. Thomas
- Studholm
- Stymiest Road
- Summerfield
- Summerville
- Summit Depot
- Sunny Brae
- Sunny Corner
- Sunnyside
- Sunset Valley
- Surette Island
- Sussex
- Sussex Corner
- Sutherland Siding
- Swans Shore
- Sweeney Settlement
- Sweeneyville
- Synton
