Yes, QuickBooksEnterprise Customer Service have 24-hour support by phone for its users. Whether you need assistance during the day or night, you can dial +1-855-519-3177.....
https://divx.zendesk.com/hc/en-us/community/posts/26783929975575-How-do-I-communicate-with-QuickBooks-1-855-519-3177

Need help with QuickBooks Enterprise? Our support phone lines are open 24/7. Call us anytime at 1-855-519-3177. We\\\’re here to assist you with any payroll....
https://divx.zendesk.com/hc/en-us/community/posts/26783131686679-What-is-the-number-for-QuickBooks-error-support-US-855-519-3177

QuickBooks Enterprise support is available around the clock! If you need assistance, call 1-855-519-3177. Our dedicated team is ready to help with any payroll questions....
https://divx.zendesk.com/hc/en-us/community/posts/26782180682647-How-do-I-actually-talk-to-someone-in-QuickBooks-Let-Dial-Us-855-519-3177