DUNTHORPE SANITARY SERVICE INC. — 17395 Chapin Way, Lake Oswego (503-636-6850).

VERIZON TELEPHONE — Hours of operation: Monday to Friday 7:30 a.m. to 7 p.m., Saturday 8 a.m. to 5 p.m. for Residential customer service, billing (1-800-483-3000); repair service, 24 hours a day (1-800-483-1000), Web site: www.verizon.com.

LAKE GROVE WATER DISTRICT — 16552 Boones Ferry Road, No. 1, P.O. Box 1173, Lake Oswego 97035 (503-636-1617).

LAKE OSWEGO WATER SERVICE — Lake Oswego City Hall, 380 A Ave., Lake Oswego 97034. Utility billing (503-635-0265). Maintenance line (503-635-0280).

NW NATURAL CO. — P.O. Box 6017, Portland, 97228. Customer Service (1-800-422-4012) Emergency (1-800-882-3377); billing inquiries (503-226-4212); move in/moveout (503-226-4212); credit and past-due bills (503-226-4240). Web site: www.nwnatural.com.

PALATINE HILL WATER DISTRICT — (503-636-8420). All mail should be directed to P.O. Box 1193, Lake Oswego 97035.

PORTLAND GENERAL ELECTRIC CO. — Corporate headquarters, 121 S.W Salmon St., Portland 97204 (503-464-8000). Emergency/outages (503-464-7777 or 1-800-544-1795); customer service (503-228-6322 or 1-800-542-8818).

RIVERGROVE WATER DISTRICT — 17661 Pilkington Road, Lake Oswego 97035 (503-635-6041).

ALLIED WASTE SERVICES — For Lake Grove, Lake Oswego and Mountain Park; P.O. Box 405, Lake Oswego 97034 (503-636-3011).

QWEST COMMUNICATIONS — Serves Lake Oswego, West Linn, Southwest Portland and more. Billing/customer service: Residential customers (1-800-244-1111); Small business customers (1-800-600-1117); www.qwest.com.

WEST LINN WATER SERVICE — 22500 Salamo Road, West Linn 97068 For billing, set-up, new service or change of service call (503-656-4261).