No, it's affecting Verizon and people on ATT & TMO trying to get in touch with the Verizon customers who are affected.
Note the tiny fraction of people reporting for ATT & TMO compared to Verizon on DownDetector: https://downdetector.com/
(You have to click the links to see actual magnitude because the graphs are scaled to show relative outage within a given service -- order of 150k for Verizon vs 1.5k for the others.)
No, it's affecting Verizon and people on ATT & TMO trying to get in touch with the Verizon customers who are affected.
Note the tiny fraction of people reporting for ATT & TMO compared to Verizon on DownDetector: https://downdetector.com/
(You have to click the links to see actual magnitude because the graphs are scaled to show relative outage within a given service -- order of 150k for Verizon vs 1.5k for the others.)