The most useful Wellington maps were available by links that are broken on the GWRC site. 😦 See if they’ve fixed it here. The following are local copies. (I don’t own the copyright, and will remove them if asked, and you can get free copies of them at all the local i-Sites.)
Wellington City and Suburbs PDF map Right click and Save Link As in Firefox.
Of the following some are links, some are pdfs, some are many megabytes
Te Araroa Wellington Region map (warning large)
Auckland cycle maps are are available here