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Gas & Store
Fuel, snacks, coffee, and essentials.
Loading hours…Old Greenwich’s one-stop station
Welcome to Old Greenwich Service Station
Car wash, oil changes, emissions testing, gas, food, and everyday convenience—all at one location.
Unlimited Wash Club
Gas + Convenience
Fast Oil Changes
Live department status
What’s Open Right Now?
Today
Eastern Time
Eastern Time
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Car Wash
Single washes and unlimited membership.
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Oil Change
Drive-through service. No appointment.
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Emissions
First-come testing and live line access.
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Explore OGSS
How Can We Help You Today?
UNLIMITED WASH CLUB
WASH OFTEN? JOIN THE CLUB.
View membership benefits or manage your existing membership.
OGSS MEMBER APP
MANAGE YOUR MEMBERSHIP IN THE APP
Download the app to access membership and available rewards.
LIVE EMISSIONS LINE
PLEASE CHECK THE LINE BEFORE VISITING
View the live camera, testing hours, and department information.
Customer reviews
★★★★★
“The staff was friendly, the wash was thorough and towels and cleaning products were available to clean the car from the inside.”
Myriam
Verified Groupon customer
★★★★★
“Service & staff very competent & exceeded expectations.”
Gary
Verified Groupon customer
★★★★★
“Fast friendly and even received bonus items. Definitely recommend to others.”
Steve
Verified Groupon customer
★★★★★
“Friendly, great service for oil change.”
Cynthia
Verified Groupon customer
One convenient address
Gas & convenience
Car wash
Unlimited membersPlan Your Visit
Hours & Contact
Department
Hours
Phone
Old Greenwich Service Station
1429 E Putnam Ave
Old Greenwich, CT 06870