Contents

List of numbered routes in Massachusetts

In the U.S. state of Massachusetts, the highway division of the Massachusetts Department of Transportation (MassDOT) assigns and marks a system of state-numbered routes.

Number	Length (mi)	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
Route 1A	95.12	153.08	US 1AinPawtucket, RI	NH 1AinSeabrook, NH	01927-01-01c. 1927	current
Route 2	142.29	228.99	NY 2inPetersburgh, NY	Route 28inBoston	01927-01-011927	current	Mostly follows the old New England Route 7.
Route 2A	98.5	158.5	I-91 / Route 2inGreenfield	Route 2inBoston	—	—	Mostly follows the old alignment of Route 2.
Route 3	55.70	89.64	US 6inBourne	US 3 / Route 2AinCambridge	01926-01-011926	current	Southward continuation of US 3
Route 3A	97.00	156.11	Route 3inPlymouth	NH 3AinHudson, NH	01926-01-011926	current	Southern section is 53.39 miles; Northern section is 22.50; 21.11 miles is unsigned concurrency with Route 3 & U.S. Route 3
Route 3B	—	—	—	—	01927-01-011927	01933-01-01c. 1933	Was New England Route 6B; became Route 38 by 1933.
Route 4	18.26	29.39	Route 2 / Route 225inLexington	Route 3AinNorth Chelmsford	01930-01-01c. 1930	current
Route 5A	—	—	Suffield, CT	Springfield	01938-01-011938	01968-01-011968	Replaced US Route 5A; Replaced by Route 159
Route 6A	62.46	100.52	US 6inBourne	US 6inProvincetown	01950-01-01c. 1950	current	Former US 6
Route 7A	25.30	40.72	Ashley Falls Road in North Cannan, CT	US 7 / US 20inLenox	01961-01-01c. 1961	current	Southern section is 3 miles; Northern section is 2.3 miles; 22.7 miles is unsigned concurrency with US 7
Route 8	66.64	107.25	Route 8inColebrook, CT	VT 8 / VT 100inStamford, VT	—	—	Mostly follows the old New England Route 8
Route 8A	35.85	57.69	Route 8 / Route 9inDalton	VT 8AinWhitingham, VT	01950-01-01c. 1950	current	MassHighway denotes this highway as Route 8A-L
Route 8A	3.17	5.10	Route 8inNorth Adams	Route 2 / Route 8inNorth Adams	01950-01-01c. 1950	current	MassHighway denotes this highway as Route 8A-U
Route 9	135.5	218.1	US 20inPittsfield	Route 28inBoston	01933-01-01c. 1933	current
Route 9A	—	—	Route 9inBrookline	US 20inBoston	—	—
Route 10	60.69	97.67	US 202 / Route 10inGranby, CT	NH 10inWinchester, NH	01922-01-011922	current	Mostly follows the old New England Route 10
Route 11	4.4	7.1	Route 11inCumberland, RI (now Route 121)	US 1inDedham	01933-01-01c. 1933	01960-07-10c. 1960	Renumbered to Route 121 in the mid 1960s, due to MA Route 1A section from WrenthamtoDedham.
Route 12	64.41	103.66	Route 12inThompson, CT	NH 12inFitzwilliam, NH	01922-01-011922	current	Mostly follows the old New England Route 12
Route 13	14.14	22.76	Route 12inLeominster	NH 13inBrookline, NH	01933-01-011933	current
Route 14	18.46	29.71	Route 27inBrockton	Route 3AinDuxbury	01933-01-011933	current
Route 15	0.23	0.37	Route 15inPawtucket, RI	Route 152inSeekonk	01980-01-011980	current	unsigned extension of RI 15
Route 15	7.7	12.4	Route 15inTolland, CT (now Interstate 84)	I-90inSturbridge	01933-01-011933	01980-01-011980	Functionally replaced by Interstate 84
Route 16	59.86	96.34	Route 12 / Route 193inWebster	Route 1A / Route 60inRevere	01933-01-011933	current
Route 17	—	—	—	—	01933-01-01c. 1933	01939-01-011939	Now part of Route 23
Route 17	—	—	Danvers	Salisbury; short segment continued as NH 17inSeabrook	01953-01-01c. 1953	01959-01-01c. 1959	Section of US 1 when US 1 was temporarily rerouted onto future I-95
Route 18	41.59	66.93	US 6inNew Bedford	Route 53inWeymouth	01933-01-011933	current
Route 19	16.54	26.62	Route 19inStafford, CT	Route 9 / Route 67inWest Brookfield	01932-01-01c. 1932	current
Route 20A	4.15	6.68	I-91 / US 20inSpringfield	I-291 / US 20inSpringfield	—	—
Route 20A	—	—	US 20inWatertown	US 20inBoston	—	—
Route 21	13.73	22.10	US 20 / Route 141inSpringfield	Route 9inBelchertown	—	—
Route 22	9.58	15.42	Route 1A / Route 127inBeverly	Route 133inEssex	—	—
Route 23	38.43	61.85	NY 23inHillsdale, NY	US 20inRussell	—	—
Route 24	40.91	65.84	Route 24inTiverton, RI	I-93 / US 1inRandolph	01951-01-011951	current	Amvets Memorial Highway / Fall River Expressway
Route 24	—	—	—	—	01933-01-011933	01951-01-01c. 1951	Now Route 124
Route 25	10.0	16.1	I-195 / I-495inWareham	Route 28inBourne	01957-01-011957	current	Freeway for its entire length
Route 25	—	—	—	—	01933-01-011933	01936-01-01c. 1936	Now Route 137
Route 25	—	—	—	—	01936-01-01c. 1936	01957-01-011957	Now Route 225
Route 26	—	—	Route 2inFitchburg	Route 119inAshby	01933-01-011933	01939-01-011939	Became part of Route 31
Route 27	73.44	118.19	Route 106inKingston	Route 4inChelmsford	01933-01-01c. 1933	current
Route 28	151.93	244.51	US 6 / Route 6AinEastham	NH 28inSalem, NH	01922-01-011922	current	Longest state route in Massachusetts
Route 28A	7.98	12.84	Route 28inFalmouth	Route 28inBourne	—	—
Route 30	36.4	58.6	Route 122 / Route 140inGrafton	US 20inBoston	01933-01-01c. 1933	current
Route 31	58.8	94.6	Route 197inThompson, CT (via Dresser Hill Road)	NH 31inMason, NH	—	—
Route 32	60.66	97.62	Route 32inStafford, CT	NH 32inRichmond, NH	—	—	Mostly follows the old New England Route 32
Route 32A	12.79	20.58	Route 32inHardwick	Route 32inPetersham	—	—
Route 33	5.54	8.92	Route 141inChicopee	Route 116inSouth Hadley	01946-01-01c. 1946	current
Route 35	5.8	9.3	Route 114inPeabody	Route 97inTopsfield	—	—
Route 36	5.44	8.75	Route 106inHalifax	Route 14inPembroke	—	—
Route 37	9.54	15.35	Route 28inBrockton	I-93 / US 1inBraintree	—	—	Prior to 1959, Route 37 continued to Boston & ended at former Route C37
Route 38	27.3	43.9	Route 99inBoston	NH 38inPelham, NH	01933-01-01c. 1933	current	Formerly numbered Route 3B
Route 39	8.15	13.12	Route 28 / Route 124inHarwich	Route 28inOrleans	—	—
Route 40	10.46	16.83	Route 119 / Route 225inGroton	Route 3AinChelmsford	01940-01-01c. 1940	current	Designated in late 1940s
Route 41	31.2	50.2	Route 41inSalisbury, CT	US 20inPittsfield	01932-01-01c. 1932	current
Route 43	15.67	25.22	NY 43inStephentown, NY	Route 2inWilliamstown	01932-01-01c. 1932	current
Route 45	6.71	10.80	Route 1AinBoston	Route 16inRevere	01954-01-01c. 1954	01958-01-011958	Renumbered to Route 145 in 1958
Route 47	21.93	35.29	Route 116inSouth Hadley	Route 63inMontague	—	—
Route 49	—	—	—	—	01930-01-011930	01946-01-011946	now Route 149
Route 49	7.44	11.97	US 20inSturbridge	Route 9inSpencer	01972-01-011972	current
Route 52	11.91	19.17	Route 52inThompson, CT	I-290inAuburn	01968-01-011968	01983-01-011983	Became I-395 in 1983
Route 53	22.14	35.63	Route 3AinKingston	Route 3AinQuincy	01963-01-011963	current	Follows the old route of Route 3 after Route 3 was moved onto a freeway in 1963
Route 56	20.1	32.3	Route 12inOxford	Route 68inRutland	—	—
Route 57	45.42	73.10	Route 23 / Route 183inMonterey	US 5inAgawam	01930-01-01c. 1930	current	Easternmost section of Route 57 is a freeway known as the Henry E. Bodurtha Highway
Route 58	29.86	48.06	Route 28inRochester	Route 18inWeymouth	—	—
Route 60	14.33	23.06	US 20inWaltham	Route 1A / Route 16inRevere	—	—
Route 62	82.18	132.26	Route 32 / Route 122inBarre	Route 127inBeverly	—	—
Route 63	24.04	38.69	Route 116inAmherst	NH 63inWinchester, NH	01929-01-011929	current
Route 64	—	—	West Boylston	Gardner	01933-01-01c. 1933	01939-01-01c. 1939	Became part of Route 140 in 1939
Route 66	13.65	21.97	Route 112inHuntington	Route 9inNorthampton	—	—
Route 67	24.81	39.93	US 20inPalmer	Route 32inBarre	01933-01-011933	current
Route 68	36.14	58.16	Route 122AinHolden	Route 32inRoyalston	—	—
Route 69	5.62	9.04	NY 71inHillsdale, NY	Route 23 / Route 41inGreat Barrington	01932-01-01c. 1932	01939-01-01c. 1939	Renumbered to Route 71 in 1939 in order to match the New York route number
Route 70	20.78	33.44	Route 9inWorcester	Route 2inLancaster	—	—
Route 71	5.62	9.04	NY 71inHillsdale, NY	Route 23 / Route 41inGreat Barrington	01939-01-01c. 1939	current	Originally numbered Route 69 until 1939
Route 75	4.01	6.45	Route 75inSuffield, CT	Route 147 / Route 159inAgawam	01950-01-011950	current
Route 78	9.73	15.66	Route 2AinOrange	NH 78inWinchester, NH	—	—
Route 79	18.47	29.72	I-195 / Route 138inFall River	Route 105inLakeville	—	—
Route 80	6.56	10.56	Carver Road (Former US 44) in Plymouth	Route 3AinKingston	01953-01-01c. 1953	current	Originally ended at US 44; until that route's relocation in 2005
Route 81	2.61	4.20	Route 81inTiverton, RI	I-195inFall River	—	—
Route 83	8.09	13.02	Route 83inSomers, CT	I-91 / US 5inSpringfield	01932-01-011932	current
Route 85	21.01	33.81	Route 16inMilford	Route 117inBolton	—	—
Route 86	1.40	2.25	I-95inSalisbury	NH 86inSeabrook, NH (Now Route 286)	—	—	Renumbered to Route 286 after the designation of I-86 in the 1970s, which then renumbered to I-84 in 1984
Route 88	11.30	18.19	John Reed Road in Westport	I-195inWestport	—	—
Route 93	9.11	14.66	Route 93inWoodstock, CT	US 20inCharlton	01932-01-011932	01959-01-011959	Former Route 124; Renumbered to Route 169 in 1959 after the designated of I-93
Route 96	3.26	5.25	Route 96inBurrillville, RI	Route 16inDouglas	—	—
Route 97	24.96	40.17	Route 1AinBeverly	NH 97inSalem, NH	—	—
Route 98	3.87	6.23	Route 98inBurrillville, RI	Route 146AinUxbridge	—	—
Route 99	6.40	10.30	Chelsea Street & New Rutherford Avenue in Boston	US 1inSaugus	01970-01-011970	current	Everett-to-Saugus stretch part Former US 1
Route 101	22.55	36.29	Route 32inPetersham	Route 119inAshburnham	01939-01-01c. 1939	current
Route 101	—	—	Route 101inProvidence, RI	Route 3inPlymouth	01926-01-011926	01935-01-011935	Transferred to US 44 in 1935
Route 102	12.33	19.84	NY 22inCanaan, NY (via NY 980D)	I-90 / US 20inLee	01933-01-01c. 1933	current
Route 102	—	—	Route 101inTaunton	Route 53inWeymouth	01926-01-011926	01933-01-011933	Renumbered to Route 18 and Route 104
Route 103	4.92	7.92	Route 103inWarren, RI	US 6 / Route 138inSomerset	01926-01-011926	current
Route 104	12.54	20.18	US 44inTaunton	Route 106inEast Bridgewater	01933-01-01c. 1933	current
Route 104	—	—	Route 140inClifford	Route 101inMiddleborough	01926-01-011926	01933-01-011933	Became an extension of Route 105 and renumbered to Route 18
Route 105	29.36	47.25	US 6inMarion	Route 106inHalifax	01926-01-01c. 1926	current
Route 106	34.31	55.22	Route 1AinPlainville	Route 3AinKingston	01926-01-011926	current
Route 107	11.9	19.2	Route 16inRevere	Route 1AinSalem	01926-01-011926	current
Route 108	0.91	1.46	Route 110inHaverhill	NH 108inPlaistow, NH	—	—
Route 108	—	—	Route 12inFitchburg	NH 31inMason, NH	01926-01-011926	01933-01-011933	Renumbered to Route 31 in 1933 to match New Hampshire
Route 109	20.97	33.75	Route 16inMilford	VFW ParkwayinBoston	01933-01-011933	current	Formerly numbered Route 137 until 1933
Route 109	—	—	US 7inPittsfield	Route 19inWest Brookfield	01926-01-011926	01933-01-011933	Renumbered to Route 9 in 1933
Route 109A	24.49	39.41	Route 8inHinsdale	Route 109inWilliamsburg	01926-01-011926	01933-01-01c. 1933	Renumbered to Route 143 in 1933
Route 110	69.24	111.43	Route 12inWest Boylston	US 1 / Route 1AinSalisbury	01926-01-011926	current	Mostly paralleled by I-495 for most of its length
Route 110A	—	—	Amesbury	Salisbury	—	—
Route 111	27.28	43.90	Route 2 / Route 2A / Route 119inConcord	NH 111inHollis, NH	01926-01-011926	current
Route 112	54.11	87.08	US 20inHuntington	VT 112inHalifax, VT	01926-01-01c. 1926	current
Route 113	50.53	81.32	Route 119inPepperell	US 1 / Route 1AinNewburyport	01926-01-01c. 1926	current
Route 114	22.42	36.08	Route 28inLawrence	Route 129inMarblehead	01926-01-01c. 1926	current
Route 114A	3.0	4.8	Route 114AinEast Providence, RI	Route 114AinEast Providence, RI	01960-01-01c. 1960	current	Alternate route of RI Route 114 and not MA Route 114
Route 115	10.87	17.49	Route 140inFoxborough	Route 27inSherborn	—	—
Route 115	—	—	Route 122inNorth Grafton	US 20inBoston	01926-01-011926	01933-01-01c. 1933	Renumbered to Route 30 in 1933
Route 115A	—	—	Newton	Boston	01926-01-011926	01933-01-01c. 1933	Beacon StreetORCommonwealth Avenue
Route 116	68.26	109.85	Route 20AinSpringfield	Route 8inAdams	01926-01-011926	current
Route 117	31.07	50.00	Route 12inLeominster	US 20inWaltham	01926-01-011926	current
Route 118	16.88	27.17	US 6inSwansea	Route 123inAttleboro	—	—
Route 118	31.2	50.2	Route 41inSheffield	Route 23inEgremont	01926-01-011926	01932-01-011932	renumbered to Route 41 in 1932 to match Connecticut
Route 119	35.6	57.3	NH 119inNew Ipswich, NH	Route 2 / Route 111inConcord	01922-01-011922	current
Route 120	2.32	3.73	Route 120inCumberland, RI	US 1inNorth Attleborough	—	—
Route 120	50	80	Route 197inDudley	Route 2inFitchburg	01926-01-011926	01939-01-011939	became part of Route 31
Route 121	4.4	7.1	Route 121inCumberland, RI	Route 1AinWrentham	01960-01-01c. 1960	current	Formerly numbered Route 11 until the mid 1960s
Route 121	—	—	Route 1AinIpswich	Route 127inGloucester	01926-01-011926	01960-01-011960	became an extension of Route 133 so it could be used to renumber Route 11
NH 121A	0.0497	0.0800	NH 121AinPlaistow, NH	Route 125inHaverhill	—	—	NH Route 121A's Southern terminus partially enters Massachusetts.
Route 122	67.15	108.07	Route 122inWoonsocket, RI	Route 2AinOrange	01926-01-011926	current
Route 122A	26.8	43.1	Route 122inGrafton	Route 122inRutland	01926-01-011926	current
Route 123	41.91	67.45	Route 123inCumberland, RI	Route 3AinScituate	01926-01-011926	current
Route 124	6.80	10.94	Route 28 / Route 39inHarwich	Route 6AinBrewster	01951-01-011951	current	Formerly numbered Route 24 until 1951 when the Fall River Expressway was designated as Route 24
Route 124	6.80	10.94	Route 93inSouthbridge	US 20inCharlton	01926-01-011926	01932-01-011932	renumbered as Route 93 in 1932 to match Connecticut (it got renumbered to Route 169 upon designation of I-93)
Route 125	18.90	30.42	I-93inWilmington	NH 125inPlaistow, NH	01926-01-011926	current
Route 126	33.57	54.03	Route 126inWoonsocket, RI	Route 2 / Route 2AinConcord	01926-01-011926	current	Northern terminus was originally in Chelmsford
Route 127	26.70	42.97	Route 1A / Route 22inBeverly	Route 128inGloucester	01926-01-01c. 1926	current
Route 127A	5.69	9.16	Route 127inGloucester	Route 127inRockport	01950-01-01c. 1950	current
Route 128	57.8	93.0	I-93 / I-95 / US 1inCanton	Route 127AinGloucester	01926-01-01c. 1926	current	Yankee Division Highway
Route 128A	—	—	—	—	—	—	Sections of old MA 128 when freeway was being built
Route 129	34.08	54.85	Route 4 / Route 110inChelmsford	Route 114inMarblehead	01920-01-01c. 1920	current
Route 129A	2.48	3.99	Route 129inLynn	Route 129inLynn	01996-01-011996	current
Route 130	11.90	19.15	Route 28inBarnstable	Route 6AinSandwich	01926-01-011926	current
Route 131	9.77	15.72	US 20inSturbridge	Route 131inThompson, CT	01923-01-011923	current
Route 132	3.69	5.94	Route 28inHyannis	Route 6AinWest Barnstable	01926-01-01c. 1926	current
Route 133	40.87	65.77	Route 38 / Route 110inLowell	Route 127inGloucester	01926-01-011926	current
Route 134	5.30	8.53	Route 28inSouth Dennis	Route 6AinDennis	01926-01-011926	current
Route 135	29.53	47.52	US 20inNorthborough	I-95 / Route 128inDedham	01927-01-011927	current	Originally ended at Quincy before the late 1950s
Route 136	1.85	2.98	Route 136inWarren, RI	Davis Street in Rehoboth	01927-01-011927	current
Route 137	6.99	11.25	Route 28inChatham	Route 6AinBrewster	01936-01-011936	current
Route 137	6.99	11.25	Route 16inMilford	US 1inDedham	01926-01-011926	01933-01-011933	renumbered as Route 109 in 1933
Route 138	43.58	70.14	Route 138inTiverton, RI	Route 28inMilton	01926-01-011926	current
Route 139	32.24	51.89	Route 27 / Route 138inStoughton	Route 14inDuxbury	—	—
Route 139	32.24	51.89	Route 10inSouthampton	Route 21inBelchertown	01926-01-011926	01935-01-011935	transferred to US 202 in 1935
Route 140	107.76	173.42	US 6inNew Bedford	Route 12inWinchendon	01926-01-011926	current	Southernmost 19 miles of Route 140 is a freeway known as the Alfred M. Bessette Memorial Highway or the Taunton-New Bedford Expressway
Route 141	15.9	25.6	Route 10inEasthampton	US 20inSpringfield	01926-01-011926	current
Route 141	12.33	19.84	NY 22inWest Stockbridge	US 20inLee	01926-01-011926	01933-01-011933	renumbered as Route 102 in 1933
Route 142	3.99	6.42	Route 10inBernardston	VT 142inVernon, VT	01975-01-01c. 1975	current
Route 142	15.9	25.6	Route 142inCumberland, RI	US 1inDedham	01927-01-011927	01933-01-011933	renumbered as Route 11 in 1933 (later renumbered to Route 121, due to MA Route 1A section from WrenthamtoDedham)
Route 143	24.49	39.41	Route 8inHinsdale	Route 9inWilliamsburg	01933-01-01c. 1933	current	Formerly numbered Route 109A
Route 145	6.71	10.80	Route 1AinBoston	Route 16inRevere	01958-01-011958	current	Originally numbered Route 45 before 1958
Route 146	20.99	33.78	Route 146inNorth Smithfield, RI	Quinsigamond Avenue / Cambridge Street / Millbury Street in Worcester	—	—	Worcester-Providence Turnpike
Route 146A	4.1	6.6	Route 146AinNorth Smithfield, RI	Route 122inUxbridge	01984-01-011984	current
Route 147	4.39	7.07	Mill Street & Springfield Street in Agawam	US 5inWest Springfield	01966-01-011966	current
Route 148	19.68	31.67	US 20inSturbridge	Route 122inOakham	—	—
Route 149	4.83	7.77	Route 28inMarstons Mills	Route 6AinWest Barnstable	01946-01-011946	current
Route 150	3.67	5.91	Beacon Street in Amesbury	NH 150inSouth Hampton, NH	01933-01-01c. 1933	current
Route 151	7.0	11.3	Route 28AinFalmouth	Route 28inMashpee	—	—
Route 152	14.88	23.95	Route 152inEast Providence, RI	US 1inPlainville	—	—
Route 159	4.32	6.95	Route 159inSuffield, CT	Route 75 / Route 147inAgawam	01968-01-011968	current	Originally designated as US 5A in 1932 before 1968
Route 168	1.24	2.00	US 202 / Route 10inSouthwick	Route 168inSuffield, CT	01975-01-011975	current	Originally designated as Route 190 before 1975
Route 169	9.11	14.66	Route 169inWoodstock, CT	US 20inCharlton	01959-01-011959	current	Originally numbered Route 93 until 1959 after the designation of I-93; before that was Route 124
Route 177	4.9	7.9	Route 177inTiverton, RI	US 6inWestport	—	—
Route 181	9.43	15.18	US 20inPalmer	US 202 / Route 21inBelchertown	—	—
Route 183	31.94	51.40	Route 183inColebrook, CT	US 7 / US 20inLenox	—	—
Route 186	2.43	3.91	Route 186inSomers, CT	Route 83 / Route 220inEast Longmeadow	01932-01-011932	current
Route 187	7.49	12.05	Route 187inSuffield, CT	US 20inWestfield	01932-01-011932	current
Route 189	2.11	3.40	Route 189inGranby, CT	Route 57inGranville	01932-01-011932	current
Route 190	1.24	2.00	US 202 / Route 10inSouthwick	Route 190inSuffield, CT (Now Route 168)	01932-01-011932	01975-01-011975	Renumbered to Route 168 in 1975
Route 192	2.22	3.57	Route 192inEnfield, CT	US 5inLongmeadow	01932-01-011932	current
Route 193	2.77	4.46	Route 193inThompson, CT	Route 12 / Route 16inWebster	01932-01-011932	current
Route 197	3.20	5.15	Route 197inThompson, CT	Route 12inDudley	—	—
Route 198	3.96	6.37	Route 198inWoodstock, CT	Route 131inSouthbridge	—	—
Route 203	5.18	8.34	Centre Street in Jamaica Plain	I-93 / US 1 / Route 3 / Route 3AinDorchester	01970-01-011970	current	established in early 1970s, was previously part of Route 3
Route 204	1.66	2.67	NY 204inCanaan, NY (Now State Route 295)	Route 41inRichmond	01930-01-01c. 1930	01938-01-01c. 1938	Became Route 295 in order to match the New York route number
Route 209	—	—	—	—	—	—	Proposed MA 109 bypass from I-95 to I-495 that was never built
Route 213	3.56	5.73	I-93inMethuen	I-495inMethuen	01964-01-011964	current	Loop Connector
Route 220	2.17	3.49	Route 220inEnfield, CT	Route 83 / Route 186inEast Longmeadow	01936-01-011936	current
Route 225	31.1	50.1	Route 2AinLunenburg	Route 2 / Route 4inLexington	01957-01-011957	current	Formerly numbered Route 25 prior to 1957, where the freeway segment southeast of Interstate 495 (Massachusetts) was designated as Route 25
Route 228	9.4	15.1	Route 3inRockland	George Washington BoulevardinHull	01967-01-011967	current	Originally Part of Route 128 until that route was truncated back to Braintree in 1967
Route 240	1.3	2.1	US 6inFairhaven	I-195inFairhaven	—	—
Route 286	1.40	2.25	I-95inSalisbury	NH 286inSeabrook, NH	01971-01-011971	current	Formerly numbered Route 86
Route 295	1.66	2.67	NY 295inCanaan, NY	Route 41inRichmond	01938-01-01c. 1938	current	Formerly numbered Route 204
Route C1	—	—	US 1/Route 138inFenway	US 1inSaugus	01933-01-01c. 1933	01970-01-01c. 1970	Revere-to-Saugus segment part of current US 1
Route C9	—	—	Route 9inBoston	Route C1/Route C37inBoston	01933-01-01c. 1933	01970-01-01c. 1970	Huntington Avenue portion is part of current Route 9
Route C28	—	—	Route 3/Route 28/Route 138inDorchester	US 1/Route 28/Route 38inCambridge	01933-01-01c. 1933	01970-01-01c. 1970	Current Route 28 in-and-through Boston
Route C37	—	—	Route 3/Route 37inAshmont	Route C1/Route C9inBoston	01933-01-01c. 1933	01959-01-01c. 1959
Former

These are state roads which, for the most part, do not carry a numbered designation. They are generally short in length and serve important roles as main roads or connections between other main roads.

• Highway Division of the Massachusetts Department of Transportation
• Office of Transportation Planning. "Data Resources Section". Massachusetts Department of Transportation. Archived from the original on June 1, 2012. (Includes a road inventory and maps.)
• Neilbert.com Massachusetts Route Log
• The Roads of Massachusetts
• Road Signs of Massachusetts
• Massachusetts Roadtrips

Road jurisdiction maps:

• Interactive road jurisdiction map
• District 1 Road Jurisdiction PDF map (Berkshires and western Pioneer Valley)
• District 2 Road Jurisdiction PDF map (west-central)
• District 3 Road Jurisdiction PDF map (east-central)
• District 4 Road Jurisdiction PDF map (Boston metro and northeastern )
• District 5 Road Jurisdiction PDF map (Cape Cod and southeastern)