Find all New Hampshire real estate listings for Randy Colby, a local realtor with Coldwell Banker Old Mill Properties. Questions? Read Randy's agent bio. Contact the Coldwell Banker Old Mill team here or call us at (603) 744-8144 and ask for Randy to tour his New Hampshire property listings! You can also reach him by cellphone or email. Create an account to save your favorite listings and never miss out when new properties come on the market.