We have compiled a list of our most frequently asked service questions (FAQs). If you are trying to trouble shoot an issue, please look in the list of recommended links below for various troubleshooting guides in the knowledgebase. You may also try searching for the answer to your question in the 'Search' box in the upper right of your screen.
If you need further assistance, open a case in the OnSIP admin portal under ‘Contact Support’ in the ‘Support’ section of the ‘Account’ tab.
For fastest support please contact us at:
1-800-801-3381 Option #2
Live Support Hours
Hours: M-Th 9am until 8pm EST and F 9am until 6pm EST
After Hours: Please call 1-800-801-3381 Option #2 (same as during office hours) and leave a voicemail including your username, a phone number, and/or account ID. If it is a system-down emergency, we will be back in touch with you in 30 minutes or less. If it is a configuration question, we will respond via e-mail.
If there are system-wide issues, we post them immediately to:
All of our support staff is located in the US, and we are always happy to help.