How do i contact pinnacle bank after hours? Pinnacle Bank Contact Information Our friendly local branch staff are available to assist you with all your banking needs during normal business hours. Use the Find a Branch option to find your branch phone number and hours. After hours support is available via the 800 number.How can pinnacol help? How can we help? To ensure the safety of our customers and employees during COVID-19, Pinnacol's Denver office is temporarily closed. You can still contact us during regular business hours by phone, fax or completing the form below. Please fill out the form below and let us know how we can assist you.When did pinnacle change its menu options? Our menu options changed on Nov. 20, 2019. You can find a map of the new options here. If you have a question about your HSA, FSA, or any other health and benefit account Pinnacle offers, you can reach our specialized team from 7 a.m. to 7 p.m. CT Monday through Friday.How do i contact pinnacle about my hsa or fsa? If you have a question about your HSA, FSA, or any other health and benefit account Pinnacle offers, you can reach our specialized team from 7 a.m. to 7 p.m. CT Monday through Friday. Consumers Toll-Free: 888.282.2605 Employers Toll-Free: 888.282.2918