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Pay by Space System

The Pay-by-Space System features centralized pay stations that are in convenient locations within public parking garages.


  1. Park your car and remember your space number.
  2. Locate the nearest centralized pay station.
  3. Enter your space number, press OK
  4. Insert money
    • To increase or decrease time, press MORE/LESS (machine charges in 1 hr increments)
  5. Press OK to purchase
  6. Take receipt with you


  1. Enter your space number, press EXTEND
  2. Enter receipt number, press OK
  3. Insert money
    • Press MORE in 1 hr increments
  4. Press OK to purchase
  5. Take receipt with you
Currently the Pay by Space System is located in the following locations:

Cameron Second Garage (#7) , Amherst Avenue Garage (#45) , King-13th Street Garage (#16) , and NOAA Garage (#58)

Pay by Space
Parking Management · Montgomery County Department of Transportation · 240-777-8740 · Fax: 240-777-8720 · 100 Edison Park Dr · 4th Floor · Gaithersburg, Maryland 20878 ·
For any MCDOT service requests, call 311. Outside the county, call 240-777-0311 or submit via the website.   For website issues, broken links or comments, please email us(does not handle service requests).
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