Northshore Marine is open Monday through Friday, 9 am to 6 pm Central Standard Time and on Saturday 9 am to 2 pm. Northshore Marine is located off of I-10 East and Uvalde. Our physical street address is 815 Uvalde Street, Houston Texas 77015. Online Driving Directions ... Map Us Northshore Marine can be contacted for sales orders/questions at the following numbers and addresses: Local Phone:       713.453.6341 Toll Free Phone:  800.382.3321 Fax:                   713.453.8560 Email:                nsmwebmaster@northshoremarine.com Come visit our showroom and see for yourself why Northshore Marine is one of Texas' finest southwest dealer.