How do i contact community 1st credit union by text? Community 1st Credit Union is available for you to open accounts, transfer funds, make payments, or inquire about your account! Now, you can reach a Member Service Representative via TEXT at 641.638.5015. Our new text message service is available during the following hours:How do i contact idaho central credit union? After business hours, weekends, or on holidays please call: 1-888-241-2510 (within the U.S.) or 1-909-941-1398 (outside the U.S.). During normal business hours contact your local ICCU branch. After business hours, call 1-888-241-2510. If you would like to request a sponsorship or donation from Idaho Central Credit Union, please click here.How do i contact iccu customer service? During normal business hours, please contact your local ICCU branch. After business hours, weekends, or on holidays please call: 1-888-241-2510 (within the U.S.) or 1-909-941-1398 (outside the U.S.). During normal business hours contact your local ICCU branch. After business hours, call 1-888-241-2510.How do i contact credit union bill pay support? Online Banking Bill Pay Support. For questions relating to payments made through Online Bill pay please call our Bill Pay support number at 855.837.3991. Follow your Credit Union on social media to stay up to date with branch hours, money saving tips and promotional information.