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While most services are available online or via the telephone, limited Tax Collector services are now also available in-person. Please email [email protected] or call (805) 781-5831 to make an appointment. Walk-in service is also available but may be subject to delays.

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Los Osos Community Services District Drainage 9J

Full Name

Los Osos Community Services District Drainage 9J

Tax Bill Abbreviation



Special Assessment

Contact Information

Wallace and Associates
(805) 544-4011


Maintains drainage pump stations throughout Los Osos. In addition to the drainage pump stations, Los Osos Community Services District crews maintain five drainage retention basins in Los Osos. The drainage retention basins are Bay Oaks, East Tierra, and Tierra retention basins in the Bayridge Estates subdivision; Madera retention basin in Cabrillo Estates; and, Los Arboles retention basin in Vista de Oro.