Arch Wireless, Inc., headquartered in Westborough, Mass., is a leading wireless messaging and mobile information company with operations throughout the United States. It offers a full range of wireless messaging and wireless e-mail services, including mobile data solutions for the enterprise, to business and retail customers nationwide. Arch provides services to customers in all 50 states, the District of Columbia, Puerto Rico, Canada, Mexico and in the Caribbean principally through a nationwide direct sales force, as well as through indirect resellers, retailers and other strategic partners.