Map for Oso Negro Landscaping & Maintenance LLC Map for Oso Negro Landscaping & Maintenance LLC Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Residential and Commercial Landscaping /Irrigation Oso Negro Landscaping & Maintenance LLC P O Box 1268Sparks, NV 89432 | directions 775 - 691-5076 | fax: no fax