Directory information, not recipient confirmation. Fax numbers can change and differ by department, location, form, or plan. Confirm this destination directly with RingCentral, Inc. before sending sensitive documents. FaxFlow is not affiliated with this organization.

Businesshigh confidence

RingCentral, Inc. fax number

(800) 520-1568

Used for: Credit card authorization / payment processing via fax

Fax destination details

Purpose
Credit card authorization / payment processing via fax
Form
Credit Card Authorization Form — Credit Card Authorization Form
Address
20 Davis Drive, Belmont, CA 94002, USA
Voice phone
1-800-574-5290

Before you send

  • Confirm that this exact department handles your document or request.
  • Check the organization website or call its main line for the current fax number.
  • Include a cover sheet and any case, member, claim, or form reference required.
  • Keep the delivery confirmation with your submission records.

Fill out the credit card authorization form; fax both pages to (800) 520-1568 or (650) 641-2698; do not email this form; ensure the fax has an unblocked caller ID; processing can take up to 48 hours.

Official form instructions are published as a downloadable file on the organization's website.

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