Firehouse Subs Grant St
(720) 506-2993
10060 Grant St, Thornton, Colorado, 80229
Business hours
| Monday | 10:00am to 9:00pm |
| Tuesday | 10:00am to 9:00pm |
| Wednesday | 10:00am to 9:00pm |
| Thursday | 10:00am to 9:00pm |
| Friday | 10:00am to 9:00pm |
| Saturday | 10:00am to 9:00pm |
| Sunday | 10:00am to 9:00pm |
About us
Serving a variety of hot gourmet submarine sandwiches. Made with premium meats & cheeses, steamed hot and piled high on a toasted sub roll.