Police said USPS Postal Inspectors are leading the investigation.
The suspects threw the carrier to the ground, showed a gun, and took the postal keys.
The latest robbery involving a local postal worked occurred on Dec. 29.
The postal worker told police he noticed a black Dodge Charger park near the mail box building. He said while putting mail away, a male pointed a gun at him.
LOUISVILLE, Ky. (WDRB) -- People who witnessed a shooting at a Valley Station funeral home are traumatized after Wednesday afternoon.
The subjects then fled by foot and didn't take the mail vehicle or ever entered inside of it.
A "beloved" mail carrier in Grayson County was killed in a crash on Sunday, according to the Grayson County Sheriff's Office.
According to a news release, USPS is taking applications for city carrier assistant positions, with pay starting at $18.51 per hour.
The mailman shared a photo of the envelope on Facebook featuring the sweet sentiment.
As part of the program, color-coded dog paw stickers will be placed on mail boxes to indicate which homeowners have dogs.