SAN FRANCISCO — Many Verizon customers across the U.S. are seeing their phones in "SOS mode" and reporting outage issues Saturday.

More than 20,000 customers reported issues with their cell service, according to outage tracking website DownDetector . Reports began flooding in just after noon ET.

Not all Verizon customers were seeing outage issues. It’s not yet known why some peoples’ phones were working on Verizon and others weren’t.

Verizon says they're aware of a "software issue impacting wireless service for some customers."

Employees at one Verizon store were greeting concerned customers outside and telling them their systems were down as well.

"Our engineers are engaged and we are working quickly to identify and solve the issue," said spokesperson Karen Schulz. "We know how

See Full Page