Professional Drain Clearing Services in Basingstoke, Hampshire. Drain Clearance and Drainage Repairs in Basingstoke, Hampshire and the surrounding areas. Hampshire Drains are based in Basingstoke, Hampshire and we operate a 24-hour a day service, 365 days per year. There is a Free Phone number for emergency calls. We also provide a mobile number for you to call our chief engineer direct, for technical enquiries. So if you need drain cleaning, drain clearance and drainage repairs in Basingstoke, Hampshire, give us a call.