Business Services: 121182852Business services routing number» Golden 1's Business Services Routing # is 121182852. Thank you for your feedback!Was this helpful?YesNoSorry to hear that. What wasn't helpful?Please do not include sensitive information such as social security numbers, account numbers, or other personal details when submitting feedback. For immediate assistance, please contact our Member Call Center at 1-877-465-3361, or visit your nearest Golden 1 branch.Send feedbackRelated articlesSole Proprietorship: 321175261Personal Banking: 321175261Golden 1's Routing Numbers