This membership is for companies (and their representatives) that are involved in transportation for the United States Postal Service with total annual contracts valued between $1,000,000 and $1,500,000. Annual dues payment for Tier 4 members is $3,000. Membership dues can be paid annually in a single payment or monthly. If you wish to submit a single payment, please contact Lynn Watson (lwatson@nsrmca.org) for assistance. Payments submitted online via the button below are billed monthly.