EXHIBIT 10.8 THE NORTHWESTERN MUTUAL LIFE INSURANCE COMPANY 720 East Wisconsin Avenue Milwaukee, Wisconsin 53202 December 1, 1998 Arch Communications Group, Inc. 1800 West Park Drive Suite 250 Westborough, Massachusetts 01581 MobileMedia...Commitment Amendment • December 7th, 1998 • Arch Communications Group Inc /De/ • Radiotelephone communications • Delaware
