19 exits on I-37 have a Subway, spread across Texas. 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 1A | 0.7 mi | |
| Exit 1E | Lawrence Drive;Nueces Bay Boulevard | 0.4 mi |
| Exit 3B | McBride Lane;Lantana Street | 0.7 mi |
| Exit 4A | NAS - CCAD;Padre Island | 0.4 mi |
| Exit 4B | Lantana Street;McBride Lane | 0.6 mi |
| Exit 5 | Corn Products Road;Valero Way | 1.1 mi |
| Exit 10A | Joe Fulton International Trade Corridor | 0.5 mi |
| Exit 11B | Violet Road;Hart Road | right at the exit |
| Exit 14 | Kingsville;Brownsville | 0.9 mi |
| Exit 14B | Redbird Lane | 0.8 mi |
| Exit 15 | Sharpsburg Road;Redbird Lane | 1.9 mi |
| Exit 36 | Skidmore;Mathis | right at the exit |
| Exit 69 | Kenedy;Three Rivers | right at the exit |
| Exit 72 | 0.3 mi | |
| Exit 125 | Anderson Loop;Elmendorf | right at the exit |
| Exit 127 | San Antonio River Turnaround | 1.4 mi |
| Exit 138A | Southcross Boulevard East | 0.3 mi |
| Exit 138A-B | South Cross Boulevard;New Braunfels Avenue | 0.6 mi |
| Exit 140A | Carolina Street;Florida Street | 0.5 mi |
Pit Stop shows gas, food, hotels & must-see stops at every exit ahead — free, offline, on iPhone & CarPlay.