Skip to main content Skip to footer site map

Oasis Is Now Part of the Paychex Brand

We’re excited to share that Oasis is now fully part of the Paychex brand. In 2018, Paychex acquired Oasis Outsourcing, expanding our comprehensive suite of solutions to provide best-in-class products, services, and technology to further support the success of our clients and their employees.

Paychex Oasis Support Options

Need help? Connect with us at the numbers and links provided here.

Contact Support

Client Support888 627-4735

Employee Support800-822-8704

General Questions800-822-8635

For more information about our rebranding, please review the FAQs.

View the FAQs

Paychex Oasis Login

Bookmark portal.oasisassistant.com for ease of use or click the button below. You may also log in at paychex.com/login by selecting Paychex Oasis.

Login to Paychex Oasis

Contact Sales

Now is the time to leverage our all-in-one HR technology and service platform, put insights into action, and get back to business with the help of our professional employer organization (PEO).

Get a Free Consultation

Frequently Asked Questions