How Soon After I Make A Payment Will It Post On My Account? It does not matter if the payment is made online or in person, it will post the same day if the deposit is made before 5 pm. If it is made after 5 pm or during the weekend, it will be posted the next business day. Contact Us If you have questions about your account and posting of payments, contact the staff of Valley Federal Credit Union at either their Brownsville location by calling (956) 546-3108 or their Harlingen location at (956) 425-5668 and they will be more than happy to assist you.