CONTACT

Contact on web
Stay in contact with OOOMC and always receive the latest info and updates on our website which is also accessible through your tablet or smartphone! Make sure to follow us on Twitter at @OOOMONTGOMERY for even more info!

Monday 10am – 6pm
Tuesday  CLOSED  
Wednesday  10am – 6pm 
Thursday  10am – 3pm
Friday  10am – 4pm
Saturday  11am – 7pm
Sunday  CLOSED

Phone (240) 683-5555

If you are in need of support our warm line number is
1-877-794-7337 (PEER)

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Contact us by email

GENERAL EMAIL BOX 


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434 East Diamond Avenue, Gaithersburg MD 20877

The Ride-On-Bus routes that drop off closest to OOOMC are:

Ride-On-Bus 57
and
Ride-On-Bus 61

FROM THE SOUTH
Take I-270 North to Exit 10. Turn left at the bottom of the exit ramp onto West Diamond Avenue. Stay on West Diamond Avenue, until it intersects Summitt Avenue. Turn left onto Summit Avenue. At the second stoplight, turn right onto East Diamond Avenue. Continue on East Diamond. We are located in a white building with a green oval sign on the left.

FROM THE NORTH
Take I-270 South to Exit 9/Sam Eiq Highway. Turn right onto Diamondback Drive. At the light turn right onto Muddy Branch Road. Muddy Branch will end at West Diamond Avenue. Turn right onto West Diamond Avenue. Stay on West Diamond Avenue, until it intersects Summit Avenue. Turn left onto Summit Avenue. At the second stoplight, turn right onto East Diamond Avenue. We are located in a white building with a green oval sign on the left.