If you have bookmarks to the old URLs, please update them.
1. EFS-Web for Registered eFilers:
https://efs.uspto.gov/efile/myportal/efs-registered
2. EFS-Web for Unregistered eFilers:
https://efs.uspto.gov/efile/portal/efs-unregistered
3. EFS-Web Portal homepage:
https://efs.uspto.gov/efile/portal/home
4. Private PAIR:
https://ppair.uspto.gov/epatent/myportal/privatepair
5. Private PAIR Portal homepage: