42 exits on I-495 have a Subway, spread across Maryland, Massachusetts, New York, Virginia. Sorted by direction of travel — with how far each one sits off the ramp, because a "Subway at Exit 29" that's three miles into town is a different decision at 70 mph.
| Exit | Destinations | Off the ramp |
|---|---|---|
| Exit 28B | New Hampshire Avenue South;Takoma Park | 1.6 mi |
| Exit 36 | Rockville;Bethesda | 0.8 mi |
| Exit | Destinations | Off the ramp |
|---|---|---|
| Exit 14 | Bridgewater;Plymouth | right at the exit |
| Exit 15 | Tauton;Providence Rhode Island | 0.5 mi |
| Exit 25 | Taunton;Easton | 0.3 mi |
| Exit 33A | Boston | 1.3 mi |
| Exit 43 | Franklin;Bellingham | 0.5 mi |
| Exit 46 | Medway;Bellingham | 0.3 mi |
| Exit 67 | Berlin;Hudson | 0.4 mi |
| Exit 70 | Bolton;Stow | right at the exit |
| Exit 80 | Groton;Acton | 0.5 mi |
| Exit 83 | Westford | 0.3 mi |
| Exit 87 | North Chelmsford | 0.5 mi |
| Exit 88 | Chelmsford;Lowell | 1.5 mi |
| Exit 89 | 1.3 mi | |
| Exit 92 | Lowell;Tewksbury | 0.4 mi |
| Exit 97B | Salem New Hampshire | 1.9 mi |
| Exit 100B | South Lawrence | right at the exit |
| Exit 119 | Salisbury;Boston | 0.5 mi |
| Exit | Destinations | Off the ramp |
|---|---|---|
| Exit 20 | Junction Boulevard | 0.4 mi |
| Exit 22B | College Point Boulevard | 1.0 mi |
| Exit 24 | Kissena Boulevard | right at the exit |
| Exit 27N-S | Clearview Expressway;Bronx;Grand Central Parkway | 1.0 mi |
| Exit 33 | Lakeville Road;Community Drive | 1.1 mi |
| Exit 34 | New Hyde Park Road | 1.5 mi |
| Exit 36 | Searington Road;Port Washington | 0.6 mi |
| Exit 37 | Willis Avenue;Mineola;Roslyn | 0.5 mi |
| Exit 41S | Hicksville | 1.1 mi |
| Exit 46 | Sunnyside Boulevard;Plainview | 1.3 mi |
| Exit 52 | Commack Road;Commack;North Babylon | 0.8 mi |
| Exit 55 | Motor Parkway;Central Islip | 0.4 mi |
| Exit 56 | Islip;Smithtown | right at the exit |
| Exit 57 | Patchogue;Commack | 0.5 mi |
| Exit 61 | Holbrook;Patchogue | 1.1 mi |
| Exit 63 | North Ocean Avenue;Patchoque;Mount Sinai | 0.6 mi |
| Exit 65 | Shirley;Centereach;Horse Block Road | 1.5 mi |
| Exit 66 | Sills Road;Yaphank;East Patchogue | 1.7 mi |
| Exit | Destinations | Off the ramp |
|---|---|---|
| Exit 46B | McLean | 0.8 mi |
| Exit 47B-A | Falls Church;Tysons Corner | 0.6 mi |
| Exit 49 | Manassas;Front Royal | 0.9 mi |
| Exit 52B-A | Annandale;Fairfax | 0.4 mi |
| Exit 57A | Richmond | 1.2 mi |
Pit Stop shows gas, food, hotels & must-see stops at every exit ahead — free, offline, on iPhone & CarPlay.