Specifically I need to add the Lists menu to the Accounting Center but I need to do it for other centers as well

I think your options are: You can either create a whole new custom center tab and all associated links, or set the role to “Use Classic Interface” (in the Preferences subtab) and it will just appear. Here’s the SuiteAnswers doc for Creating Center Tabs: https://netsuite.custhelp.com/app/answers/detail/a_id/10063/kw/custom%20center%20tabs/related/1