Help Center Product InfoSales SupportTech SupportSearch Help CenterContact Support print Home Concurrent-user site license issues Email this page Print Text Concurrent user site licenses are based upon an IP range provided by your site license administrator. If you are denied access please note any error message received when attempting to access. If this didn't answer your question, you can return to the help center directory to try again or use the search function to look for a better answer. Search the Help Center: If you need further assistance, contact us online or call 1-800-353-6798.Contact the AP Help CenterUse the form below to contact AP Stylebook. Someone will get back to you as soon as possible. Subject:Concurrent-user site license issues Name: Email: Comment: VerificationCode: Enter verification code: ▲ Back To Top ▲