Mortgage Servicing Request Form: Print and complete a Mortgage Servicing Request Form (PDF) providing ALL requested information. This mortgage payoff calculator is designed to help you understand the impact of making additional payments on your mortgage.Click on Payments and then click on Request Payoff. Looking for a free mortgage calculator to estimate your monthly payment? Use WCR's real estate calculator to identify a baseline of home affordability. This mortgage payoff calculator is designed to help you understand the impact of making additional payments on your mortgage. Serving New Jersey since 1927, Columbia Bank offers personal and business banking services to our customers. 1. 1. Enter the name and contact information of the mortgage servicer. Fill out the form below. Select Loan Purpose.