The first robbery was March 9 in the 800 block of West Argyle Avenue.
Chicago police are warning residents in Lincoln Square and Uptown of a recent string of March mail robberies.
Police are searching for a group of five people, including three males and a female, who allegedly took mail from inside several mailboxes in buildings on the North Side, Chicago police said.
The robberies happened in the overnight hours on:
- March 9 in the 800 block of West Argyle Avenue;
- March 10 in the 2400 block of West Foster Avenue;
- March 16 in the 4900 block of North Marine Drive; and
- March 19 in the 4900 block of North Western Avenue.
The female was described as wearing black and white tennis shoes with strawberry blonde hair in a ponytail, police said.
One male was bald and wearing a leather jacket, police said. Another was wearing a white baseball cap.
The third male was wearing a gray baseball cap, police said. The fifth person had a tattoo on their left hand and was wearing a panda hat.
Anyone with information is asked to call Area Three detectives at 312-744-8263.
