Contact Us

Find the Answers You Need

Search for answers to your questions.

Submit a request using the form below.

Live chat is available. The chat icon appears on the bottom right corner of the screen during available hours. Click to get started.

Contact Us

Please enable JavaScript in your browser to view the contact form.

Keystone will respond within 3 business days to standard questions or inquiries. Uploaded documents will be processed in our normal workflow. Please allow additional time for handling.

Facebook

This field is for validation purposes and should be left unchanged.

Customer Type(Required)

Tax Type(Required)

Do you need to send Keystone documents?

Use our convenient e-file service and select DocAttach^SM to send us your documents.

Do you need to send Keystone documents?

Use Keystone e-Pay to send us documents. Have your invoice number available.

Do you need to send Keystone documents?

Log on to Keystone's Business Portal to file your return.

Do you need to send Keystone documents?

Log on to Keystone's Business Portal to file your return.

Do you need to send Keystone documents?

Use Keystone e-Pay to send us documents. Have your invoice number available.

Do you need to send Keystone documents?

This field is hidden when viewing the form

Calc

Name(Required)

First Last

Address(Required)

Street Address City State ZIP

Phone(Required)

Email(Required)

Subject(Required)

Account Number

Invoice Number

Message

Only complete this section if your inquiry requires a response to a question or additional follow up.

File Upload

You may upload up to 10 files at up to 10MB each. Accepted file types are TIFF, TIF, PDF, JPEG, JPG, and PNG.

To ensure proper handling, include a copy of the Document Request Mailed Notice (bottom portion) or Email or when uploading documents.

Make sure the "Amended Return" box is checked on the final return you are uploading.

Click Browse to upload file 1