Interchange |
Milepost |
Current Exit Number |
Future Exit Number |
|
0.5 |
1 |
1
|
|
1.2 |
2A |
2A (1A)* |
|
1.2
|
2B
|
2B
(1B)*
|
|
4.2 |
3A (3 NB)
|
4A (4 NB)
|
|
4.2 |
3B |
4B |
|
5.9 |
4 |
6 (5)*
|
To
|
6.9 |
5 |
7 (6)*
|
|
11.6 |
6A |
12A (11A)* |
|
11.6 |
6B |
12B (11B)* |
|
12.9 |
7A |
13A (12A)* |
|
12.9 |
7B |
13B (12B)* |
South Main St/Mechanic St - Sharon, Foxboro |
16.6 |
8 |
17
(16)*
|
|
19.2 |
9 |
19 |
Coney St - Sharon, Walpole (SB) |
21.1 |
10 |
21 |
Neponset St - Canton |
23.3 |
11A |
23A |
Neponset St - Norwood |
23.3 |
11B |
23B |
Dedham Street - Canton, Westwood (NB) [Under Construction-To Open in 2022] |
25.1 |
11C |
25 |
|
26.7 |
12 |
26 |
University Ave - MBTA/Amtrak Station |
27.4 |
13 |
27 |
Canton St/East St |
28.7 |
14 |
28 |
To
|
29.3 |
15A |
29A |
|
29.3 |
15B |
29B |
|
30.8 |
16A |
31A (30A)* |
|
30.8 |
16B |
31B (30B)* |
|
32.4 |
17 |
32 (32A)*
|
Great Plain Ave - West Roxbury |
32.9 |
18 |
33 (32B)* |
Kendrick Street, Needham (NB) |
35.2
|
19A
|
35A
|
Highland
Ave - Newton Highlands, Needham
|
35.7 |
19B |
35B |
Highland
Ave - Needham
|
35.7 |
19C |
35C |
|
36.8 |
20A |
36A |
|
36.8 |
20B |
36B |
|
38.2 |
21A |
37A (38A)* |
|
38.2 |
21B |
37B (38B)* |
Grove
St/MBTA Station
|
38.5 |
22 |
38** (38C) |
Recreation Road (NB) |
39.0 |
23 |
--*** (39A)** |
|
39.2 |
24 |
39A (39C NB/39B SB)* |
|
39.4 |
25 |
39B*** (39C SB)* |
|
41.4 |
26 |
41 |
Totten Pond Rd - Waltham |
43.1 |
27A |
43A |
Wyman St/Winter St - Weston |
43.3 |
27B |
43B |
Trapelo Rd - Belmont |
44.5 |
28A (28 SB) |
44A (44 SB) |
Trapelo Rd - Lincoln (NB) |
44.5 |
28B |
44B |
|
45.4 |
29A |
45A |
|
45.4 |
29B |
45B |
|
46.5 |
30A |
46A |
|
46.5 |
30B |
46B |
|
48.7 |
31A |
49A (48A)* |
|
48.7 |
31B |
49B (48B)* |
|
50.1 |
32A |
50A |
Middlesex Turnpike - Burlington, Arlington |
50.3 |
32B |
50B |
|
51.8 |
33A |
51A |
|
51.8 |
33B |
51B |
Winn St - Burlington |
52.6 |
34 |
52 |
|
53.7 |
35 |
53 |
Washington St - Reading |
55.1 |
36 |
54 (55A)* |
|
55.7 |
37A |
55A (55B)* |
|
55.7 |
37B |
55B (55C)* |
|
56.7 |
38A |
56A |
|
56.7 |
38B |
56B |
North Ave - Reading, Wakefield |
57.8 |
39 |
57 |
|
58.5 |
40 |
58 |
Main St - Lynnfield Center, Wakefield |
59.3 |
41 |
59 |
Salem St - Wakefield |
60.9 |
42 |
60 |
Walnut St - Lynnfield, Saugus |
61.5 |
43 |
61 |
|
62.9 |
44A (44 SB)
|
63A (63 SB) (62A)* |
|
62.9 |
44B |
63B (62B)* |
|
64.6 |
45 |
64 |
|
66.1 |
46 |
66 |
|
67.3 |
47A |
67A |
|
67.3 |
47B |
67B |
Centre St - Danvers (SB) |
68.2 |
48 |
68 (67C)* |
|
69.0 |
49 |
69 (69A)* |
|
69.9 |
50 |
70 (69B)*
|
Endicott Rd - Middleton, Topsfield |
72.3 |
51 |
72 |
Topsfield Rd - Boxford, Topsfield |
74.0 |
52 |
74 |
|
76.2 |
53A |
76A |
|
76.2 |
53B |
76B |
|
78.1 |
54A (54 NB) |
78A (78 NB) |
|
78.1 |
54B |
78B |
Central St - Byfield, Newbury |
81.5 |
55 |
81 |
Scotland Rd West - Newbury, Newbury |
83.4 |
56 |
83 |
|
86.0 |
57 |
86 |
|
88.1 |
58A (58 SB) |
88A (88 SB)
|
|
88.1 |
58B |
88B |
|
89.4 |
59 |
89 |
|
90.2 |
60 |
90 |
© Robert H. Malme 2013- 2020