Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Wessagusset School | School | 9 | Norfolk | 42 14 48 N | 070 56 43 W |
| Wesson Hospital | Hospital | 62 | Hampden | 42 06 20 N | 072 34 45 W |
| Wesson Park | Park | 57 | Hampden | 42 06 35 N | 072 32 51 W |
| Wessonville | Populated Place | 111 | Worcester | 42 17 10 N | 071 37 36 W |
| West Abington | Populated Place | 52 | Plymouth | 42 05 30 N | 070 57 58 W |
| West Acton | Populated Place | 74 | Middlesex | 42 28 30 N | 071 28 28 W |
| West Acton Baptist Church | Church | 69 | Middlesex | 42 28 35 N | 071 28 19 W |
| West Acton Post Office | Post Office | 71 | Middlesex | 42 28 38 N | 071 28 24 W |
| West Agawam | Populated Place | 63 | Hampden | 42 04 45 N | 072 38 58 W |
| West Agawam High School | School | 60 | Hampden | 42 04 30 N | 072 38 43 W |
| West Andover | Populated Place | 51 | Essex | 42 39 40 N | 071 09 30 W |
| West Andover High School | School | 41 | Essex | 42 39 32 N | 071 09 05 W |
| West Auburn | Populated Place | 192 | Worcester | 42 10 35 N | 071 52 21 W |
| West Barnstable | Populated Place | 13 | Barnstable | 41 42 20 N | 070 22 28 W |
| West Barnstable Elementary School | School | 18 | Barnstable | 41 41 57 N | 070 19 38 W |
| West Barnstable Post Office | Post Office | 10 | Barnstable | 41 42 23 N | 070 22 05 W |
| West Barnstable Station | Building | 11 | Barnstable | 41 42 25 N | 070 22 26 W |
| West Bay | Bay | -3 | Barnstable | 41 37 00 N | 070 23 58 W |
| West Bay Entrance Light | Locale | 3 | Barnstable | 41 36 19 N | 070 24 01 W |
| West Beach | Beach | -3 | Dukes | 41 27 37 N | 070 48 10 W |
| West Beach | Beach | 5 | Essex | 42 33 40 N | 070 48 23 W |
| West Becket | Populated Place | 427 | Berkshire | 42 15 53 N | 073 08 08 W |
| West Bedford | Populated Place | 46 | Middlesex | 42 28 41 N | 071 18 56 W |
| West Berlin | Populated Place | 91 | Worcester | 42 23 17 N | 071 39 38 W |
| West Boxford | Populated Place | 43 | Essex | 42 42 25 N | 071 03 50 W |
| West Boylston | Populated Place | 153 | Worcester | 42 22 00 N | 071 47 08 W |
| West Boylston Brook | Stream | | Worcester | 42 22 07 N | 071 46 47 W |
| West Boylston Junior-Senior High School | School | 160 | Worcester | 42 22 23 N | 071 47 28 W |
| West Boylston Post Office | Post Office | 157 | Worcester | 42 21 36 N | 071 46 59 W |
| West Boylston School | School | 162 | Worcester | 42 17 47 N | 071 48 13 W |
| West Branch | Stream | | Hampshire | 42 24 00 N | 072 52 27 W |
| West Branch Brook | Stream | | Franklin | 42 42 36 N | 072 48 52 W |
| West Branch Charles River | Stream | | Worcester | 42 10 21 N | 071 30 42 W |
| West Branch Fever Brook | Stream | | Worcester | 42 27 57 N | 072 15 34 W |
| West Branch Green River | Stream | | Berkshire | 42 39 42 N | 073 14 18 W |
| West Branch Housatonic River | Stream | 296 | Berkshire | 42 26 00 N | 073 15 02 W |
| West Branch Housatonic River Reservoir | Reservoir | 313 | Berkshire | 42 28 18 N | 073 14 52 W |
| West Branch Mill River | Stream | | Hampshire | 42 25 45 N | 072 46 15 W |
| West Branch North River | Stream | | Franklin | 42 39 47 N | 072 43 01 W |
| West Branch Palmer River | Stream | 8 | Bristol | 41 50 45 N | 071 15 30 W |
| West Branch Public Library of the City of Somerville | Building | 8 | Middlesex | 42 23 53 N | 071 07 18 W |
| West Branch Sippican River | Stream | | Plymouth | 41 45 30 N | 070 48 04 W |
| West Branch Swift River | Stream | | Franklin | 42 18 10 N | 072 21 23 W |
| West Branch Tully River | Stream | | Franklin | 42 36 51 N | 072 14 33 W |
| West Branch Walker Brook | Stream | | Berkshire | 42 15 45 N | 073 02 46 W |
| West Branch Ware River | Stream | | Worcester | 42 25 45 N | 072 01 14 W |
| West Branch Westfield River | Stream | | Hampshire | 42 13 52 N | 072 52 23 W |
| West Branch Westport River | Stream | | Bristol | 41 31 15 N | 071 05 08 W |
| West Brewster | Populated Place | 21 | Barnstable | 41 44 40 N | 070 06 35 W |
| West Bridgewater | Populated Place | 23 | Plymouth | 42 01 08 N | 071 00 28 W |
| West Bridgewater Baptist Church | Church | 27 | Plymouth | 42 01 12 N | 071 01 25 W |
| West Bridgewater High School | School | 22 | Plymouth | 42 01 10 N | 071 00 57 W |
| West Bridgewater Junior-Senior High School | School | 28 | Plymouth | 42 01 07 N | 071 00 55 W |
| West Bridgewater Post Office (historical) | Post Office | 31 | Plymouth | 42 00 46 N | 071 01 22 W |
| West Bridgewater Public Library | Building | 29 | Plymouth | 42 01 14 N | 071 00 43 W |
| West Bridgewater Station (historical) | Locale | 22 | Plymouth | 42 01 24 N | 071 00 38 W |
| West Bridgewater Town Hall | Building | 28 | Plymouth | 42 01 18 N | 071 00 31 W |
| West Brimfield | Populated Place | 121 | Hampden | 42 10 32 N | 072 15 38 W |
| West Brook | Stream | | Berkshire | 42 16 07 N | 073 16 21 W |
| West Brook | Stream | | Franklin | 42 24 52 N | 072 37 35 W |
| West Brook | Stream | | Franklin | 42 43 37 N | 072 34 13 W |
| West Brook | Stream | | Hampden | 42 03 48 N | 072 25 13 W |
| West Brook | Stream | | Hampden | 42 07 02 N | 072 12 27 W |
| West Brook | Stream | | Plymouth | 42 03 15 N | 070 41 50 W |
| West Brook | Stream | | Worcester | 42 34 33 N | 072 15 41 W |
| West Brook | Stream | | Worcester | 42 16 28 N | 071 45 18 W |
| West Brook Reservoir | Reservoir | 130 | Worcester | 42 16 54 N | 071 44 28 W |
| West Brookfield | Populated Place | 191 | Worcester | 42 14 07 N | 072 08 28 W |
| West Brookfield Center Historic District | Park | 191 | Worcester | 42 13 57 N | 072 08 38 W |
| West Brookfield Elementary School | School | 192 | Worcester | 42 14 19 N | 072 08 03 W |
| West Brookfield State Forest | Forest | 203 | Worcester | 42 15 45 N | 072 08 43 W |
| West Brookfield Town Hall | Building | 194 | Worcester | 42 14 04 N | 072 08 37 W |
| West Cemetery | Cemetery | 343 | Franklin | 42 26 55 N | 072 25 25 W |
| West Cemetery | Cemetery | 464 | Franklin | 42 42 06 N | 072 54 48 W |
| West Cemetery | Cemetery | 570 | Franklin | 42 43 15 N | 072 59 10 W |
| West Cemetery | Cemetery | 88 | Hampshire | 42 22 45 N | 072 31 08 W |
| West Cemetery | Cemetery | 71 | Middlesex | 42 14 12 N | 071 23 53 W |
| West Cemetery | Cemetery | 317 | Middlesex | 42 41 25 N | 071 51 06 W |
| West Cemetery | Cemetery | 271 | Worcester | 42 21 50 N | 072 04 43 W |
| West Cemetery | Cemetery | 224 | Worcester | 42 27 00 N | 071 45 49 W |
| West Cemetery | Cemetery | 305 | Worcester | 42 26 42 N | 071 55 31 W |
| West Cemetery | Cemetery | 140 | Worcester | 42 26 52 N | 071 37 38 W |
| West Center Cemetery | Cemetery | 361 | Berkshire | 42 18 20 N | 073 24 13 W |
| West Center Cemetery | Cemetery | 511 | Berkshire | 42 13 13 N | 073 07 25 W |
| West Chatham | Populated Place | 16 | Barnstable | 41 40 52 N | 069 59 28 W |
| West Chelmsford | Populated Place | 58 | Middlesex | 42 37 00 N | 071 23 58 W |
| West Chemsford Junior School | School | 45 | Middlesex | 42 37 04 N | 071 22 58 W |
| West Chesterfield | Populated Place | 227 | Hampshire | 42 24 10 N | 072 52 33 W |
| West Chop | Cape | 1 | Dukes | 41 28 57 N | 070 36 10 W |
| West Chop | Populated Place | 10 | Dukes | 41 28 48 N | 070 36 10 W |
| West Chop Cemetery | Cemetery | 13 | Dukes | 41 28 04 N | 070 35 58 W |
| West Chop Light | Locale | 5 | Dukes | 41 28 52 N | 070 36 00 W |
| West Chop Woods | Woods | 9 | Dukes | 41 28 25 N | 070 36 02 W |
| West Classroom Lab Building | Building | 62 | Hampden | 42 06 57 N | 072 31 14 W |
| West Cliff | Cliff | 4 | Essex | 42 25 20 N | 070 56 13 W |
| West Concord | Populated Place | 39 | Middlesex | 42 27 30 N | 071 23 43 W |
| West Concord Union Church | Church | 48 | Middlesex | 42 27 21 N | 071 23 41 W |
| West Corners (historical) | Populated Place | 56 | Norfolk | 42 11 30 N | 071 03 30 W |
| West Creek | Stream | | Essex | 42 43 55 N | 070 50 28 W |
| West Creek Marshes | Swamp | 1 | Essex | 42 44 12 N | 070 50 58 W |
| West Cummington | Populated Place | 367 | Hampshire | 42 29 30 N | 072 58 03 W |
| West Deerfield | Populated Place | 95 | Franklin | 42 31 58 N | 072 37 50 W |
| West Deerfield Cemetery | Cemetery | 97 | Franklin | 42 33 20 N | 072 37 31 W |
| West Dennis | Populated Place | 5 | Barnstable | 41 39 52 N | 070 10 22 W |
| West Dighton | Populated Place | 54 | Bristol | 41 50 36 N | 071 11 43 W |
| West Dudley | Populated Place | 125 | Worcester | 42 02 55 N | 071 58 58 W |
| West Dunbury Post Office (historical) | Post Office | 37 | Plymouth | 42 03 25 N | 070 46 27 W |
| West Duxbury | Populated Place | 40 | Plymouth | 42 03 23 N | 070 46 28 W |
| West Elementary School | School | 48 | Essex | 42 39 51 N | 071 10 16 W |
| West Elementary School | School | 71 | Norfolk | 42 07 55 N | 071 06 46 W |