A Map of Massachusetts with Interstate 90 highlighted showing some of the changes: Exit 3 is old exit 1, exit 45 is old exit 4, exit 90 is old exit 10, exit 123 is old exit 14, exit 107 is old exit 11A, and exit 135 is old exit 25

US 3 RENUMBERING

Old Exit
New Exit
Street/Route
25A/B (SB)
72A/B (SB)
Jct. I-95 & RTE 128
26
73
Jct. RTE 62
27
76
Concord Rd.
28
78
Treble Cove Rd.
29
79
Jct. RTE 129
30B (NB)
80 (NB)
Lowell Connector
30 A/C (NB)
81 A/B
Jct. I-495
30A/B (SB)
81 (NB/SB)
Jct. I-495
31
81C
Jct. RTE 110
32
84
Jct. RTE 4, Drum Hill Rd.
33
86
Jct. RTE 40
34
88
Westford Rd.
35
90
Jct. RTE 113
36 (NB)
91 (NB)
Middlesex Rd.

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MassDOT Address

Massachusetts Department of Transportation

10 Park Plaza

Suite 4160

Boston, MA 02116

Phone: (857) 368-4636

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