ResidencyCAS Customer Service
General Information
For help with application-related questions, you can log in to your application and contact us using the chat icon in the lower right corner. You can also contact us by email at applicantsupport@residencycas.com or by phone at 617-612-2070. Note the following:
- Hours of operation: Monday – Friday, 9 AM – 5 PM ET.
- Starting Tuesday, October 29, hours of operation will be Monday – Friday, 9 AM – 8 PM ET.
- For the quickest response, log in to your application and contact us by chat.
- We typically provide responses to emails within two business days; however, response times can take up to three business days when we’re at our busiest.
- Be sure to have your CAS ID number (located in the Applicant Menu in the lower-left corner of the application) when contacting ResidencyCAS.
For non-application related inquiries, please contact TransitionFeedback@apgo.org.