A new citywide speed limit of 25 mph went into effect in Everett, Massachusetts, on Wednesday.
There are some exceptions, including state highways, according to a city report.
Everett Police Chief Steve Mazzie posted a video to Twitter reminding residents of the change.
"Please help do your part. Slow down, take your time and watch out for our pedestrians on our streets," Mazzie said.
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Other communities in the Boston area have similar default speed limits, including Malden (25 mph) and Cambridge (20 mph).