Some Tesla Robotaxi users are reporting unusually long routes for short trips and long wait times. Smith Collection/Gado/Getty Images

Users of Tesla Robotaxi are reporting routing issues with the autonomous ride-hailing provider as the company continues to expand its service area in Texas.

Tesla announced on Monday that it had significantly expanded the Houston geofence, a designated area where riders can hail a robotaxi, with boundary lines resembling the shape of a rocket — an apparent reference to Elon Musk's SpaceX . The two companies are exploring a potential merger through "special committees of independent directors," Musk has said.

"Houston, we have liftoff," an X post from the Tesla Robotaxi account said. "Bigger service area now live."

The new Houston service area represents an estimated additional 229 square miles, RobotaxiTracker, a third-party website that tracks autonomous-vehicle progress in the US, reported.…