List of Schools In Washington
| School Name | City | Grades |
|---|---|---|
| OAK GROVE SCHOOL 8805 STEILACOOM BLVD SW | STEILACOOM | KG-7 |
| OAK HARBOR ELEMENTARY SCHOOL 151 SE MIDWAY BLVD | OAK HARBOR | PK-5 |
| OAK HARBOR HIGH SCHOOL 950 NW 2ND AVE | OAK HARBOR | 9-12 |
| OAK HARBOR MIDDLE SCHOOL 150 SW SIXTH AVE | OAK HARBOR | 6-9 |
| OAK HEIGHTS ELEMENTARY SCHOOL 15500 18TH AVE WEST | LYNNWOOD | KG-6 |
| OAKBROOK ELEMENTARY SCHOOL 7802 83RD AVE SW | LAKEWOOD | PK-5 |
| OAKESDALE ELEMENTARY SCHOOL FIRST AND MCCOY STREETS | OAKESDALE | PK-9 |
| OAKESDALE HIGH SCHOOL FIRST AND MCCOY STREETS | OAKESDALE | 7-12 |
| OAKLAND ALTERNATIVE HIGH SCHOOL 3319 SOUTH ADAMS ST | TACOMA | 9-12 |
| OAKLAND BAY JUNIOR HIGH SCHOOL 3301 SHELTON SPRINGS RD | SHELTON | 8-9 |
| OAKVIEW ELEMENTARY SCHOOL 201 OAKVIEW AVE | CENTRALIA | 4-6 |
| OAKVILLE ELEMENTARY SCHOOL 103 SCHOOL ST | OAKVILLE | PK-6 |
| OAKVILLE HIGH SCHOOL 103 SCHOOL ST | OAKVILLE | 6-12 |
| OAKWOOD ELEMENTARY SCHOOL 3230 85TH ST SO | LAKEWOOD | PK-5 |
| OASIS ALTERNATIVE SCHOOL 557 SCHOOL RD | EASTSOUND | KG-12 |
| OCEAN BEACH EARLY CHILDHOOD CENTER SCHOOL 305 FIFTH ST SE | LONG BEACH | PK-KG |
| OCEAN PARK ELEMENTARY SCHOOL 25701 VERNON AVE | OCEAN PARK | KG-6 |
| OCEAN SHORES ELEMENTARY SCHOOL 300 MT. OLYMPUS WAY | OCEAN SHORES | PK-6 |
| OCOSTA ELEMENTARY SCHOOL 2580 MONTESANO ST SOUTH | WESTPORT | PK-6 |
| OCOSTA JUNIOR - HIGH SCHOOL 2580 MONTESANO ST SOUTH | WESTPORT | 6-12 |
| ODESSA HIGH SCHOOL 107 EAST 4TH AVE | ODESSA | 6-12 |
| ODLE MIDDLE SCHOOL 14401 NE 8TH ST | BELLEVUE | 6-8 |
| ODYSSEY - THE ESSENTIAL SCHOOL 4424 SOUTH 188TH ST | SEATAC | 9-12 |
| ODYSSEY ELEMENTARY SCHOOL 13025 17TH AVE WEST | EVERETT | PK-5 |
| ODYSSEY MULTIAGE PROGRAM SCHOOL 9530 NE HIGH SCHOOL RD | BAINBRIDGE ISLAND | 1-8 |
| OFF CAMPUS SCHOOL 9210 SILVERDALE WAY | SILVERDALE | PK-12 |
| OFF-CAMPUS SPECIAL EDUCATION SCHOOL 19307 EAST CATALDO | SPOKANE VALLEY | 2-12 |
| OKANOGAN ALTERNATIVE SCHOOL 126 SOUTH MAIN ST | OKANOGAN | 9-12 |
| OKANOGAN COUNTY JUVENILE DETENTION SCHOOL 227 NORTH 4TH | OKANOGAN | 7-12 |
| OKANOGAN HIGH SCHOOL 244 SOUTH 5TH ST | OKANOGAN | 9-12 |
| OKANOGAN MIDDLE SCHOOL 244 SOUTH 5TH ST | OKANOGAN | 6-8 |
| OKANOGAN OUTREACH SCHOOL 19 RIVERSIDE DR | OMAK | 1-12 |
| OLALLA ELEMENTARY SCHOOL 6100 SE DENNY BOND BLVD | PORT ORCHARD | PK-6 |
| OLIVIA PARK ELEMENTARY SCHOOL 200 108TH ST SW | EVERETT | PK-5 |
| OLYMPIA HIGH SCHOOL 1302 NORTH ST SE | OLYMPIA | 8-12 |
| OLYMPIA REGIONAL LEARNING ACADEMY 2001 26TH AVE NW | OLYMPIA | KG-12 |
| OLYMPIC ELEMENTARY SCHOOL 1324 30TH AVE | LONGVIEW | KG-5 |
| OLYMPIC ELEMENTARY SCHOOL 2057 SW SALSBURY | CHEHALIS | 4-6 |
| OLYMPIC HIGH SCHOOL 7070 STAMPEDE BLVD NW | BREMERTON | 10-12 |
| OLYMPIC HILLS ELEMENTARY SCHOOL 13018 20 AV NE | SEATTLE | PK-5 |
| OLYMPIC MIDDLE SCHOOL 1825 K ST SE | AUBURN | 5-8 |
| OLYMPIC MIDDLE SCHOOL 800 EAST K ST | SHELTON | 6-7 |
| OLYMPIC PENINSULA HOMECONNECTION SCHOOL 385 OBRIEN RD | PORT ANGELES | KG-12 |
| OLYMPIC VIEW ELEMENTARY SCHOOL 2626 SW 327TH ST | FEDERAL WAY | PK-5 |
| OLYMPIC VIEW ELEMENTARY SCHOOL 504 NE 95 ST | SEATTLE | KG-5 |
| OLYMPIC VIEW ELEMENTARY SCHOOL 1330 HORNE AVE NE | LACEY | PK-6 |
| OLYMPIC VIEW ELEMENTARY SCHOOL 380 NE REGATTA DR | OAK HARBOR | PK-5 |
| OLYMPIC VIEW MIDDLE SCHOOL 2602 WEST MUKILTEO DR | MUKILTEO | 6-8 |
| OMAK ALTERNATIVE HIGH SCHOOL 600 WEST 6TH AVE | OMAK | 9-12 |
| OMAK HIGH SCHOOL 20 SOUTH CEDAR | OMAK | 9-12 |
| OMAK MIDDLE SCHOOL 14 SOUTH CEDAR | OMAK | 6-8 |
| ONALASKA ELEMENTARY / MIDDLE SCHOOL 540 CARLISLE AVE | ONALASKA | PK-8 |
| ONALASKA HIGH SCHOOL 540 CARLISLE AVE | ONALASKA | 9-12 |
| ONALASKA MIDDLE SCHOOL 250 5TH ST WEST | ONALASKA | 6-8 |
| ONALASKA VIRTUAL SCHOOL 540 CARLISLE AVE | ONALASKA | KG-12 |
| ONION CREEK ELEMENTARY SCHOOL 2006 LOTZE CREEK RD | COLVILLE | PK-8 |
| OPPORTUNITY ELEMENTARY SCHOOL 1109 SOUTH WILBUR RD | SPOKANE | PK-5 |
| OPTIONS HIGH SCHOOL 2015 FRANKLIN ST | BELLINGHAM | 9-12 |
| OPTIONS PROGRAM SCHOOL 20525 52ND AVE WEST | LYNNWOOD | 7-12 |
| ORCA (COLUMBIA) SCHOOL 5215 46 AVE SOUTH | SEATTLE | KG-8 |
| ORCAS ISLAND ELEMENTARY SCHOOL 611 SCHOOL RD | EASTSOUND | PK-6 |
| ORCAS ISLAND HIGH SCHOOL 715 SCHOOL RD | EASTSOUND | 9-12 |
| ORCAS ISLAND MIDDLE SCHOOL 715 SCHOOL RD | EASTSOUND | 7-8 |
| ORCHARD CENTER ELEMENTARY SCHOOL 7519 EAST BUCKEYE | SPOKANE | KG-5 |
| ORCHARD HEIGHTS ELEMENTARY SCHOOL 2288 FIRCREST DR SE | PORT ORCHARD | PK-6 |
| ORCHARD MIDDLE SCHOOL 1024 ORCHARD AVE | WENATCHEE | 6-8 |
| ORCHARD PRAIRIE ELEMENTARY SCHOOL 7626 NORTH ORCHARD PRAIRIE RD | SPOKANE | KG-7 |
| ORCHARDS ELEMENTARY SCHOOL 11405 NE 69TH ST | VANCOUVER | KG-5 |
| ORDWAY ELEMENTARY SCHOOL 8555 MADISON AVE NE | BAINBRIDGE ISLAND | PK-4 |
| ORIENT ELEMENTARY SCHOOL 5TH AND C ST | ORIENT | PK-8 |
| ORONDO ELEMENTARY SCHOOL 100 ORONDO SCHOOL RD | ORONDO | PK-7 |
| OROVILLE ELEMENTARY SCHOOL 808 MAIN | OROVILLE | PK-6 |
| OROVILLE MIDDLE-HIGH SCHOOL 1016 IRONWOOD | OROVILLE | 7-12 |
| ORTING HIGH SCHOOL 320 WASHINGTON AVE NORTH | ORTING | 9-12 |
| ORTING MIDDLE SCHOOL 111 WHITEHAWK BLVD NW | ORTING | 6-8 |
| ORTING PRE-SCHOOL 316 WASHINGTON AVE NORTH | ORTING | PK |
| ORTING PRIMARY SCHOOL 316 WASHINGTON AVE NORTH | ORTING | PK-2 |
| OSBORN ELEMENTARY SCHOOL 225 CENTRAL AVE | LEAVENWORTH | 2-5 |
| OTHELLO HIGH SCHOOL 340 SOUTH 7TH AVE | OTHELLO | 2-12 |
| OTHER SCHOOLS 202 ALDER | EVERETT | 4-12 |
| OTIS ORCHARDS ELEMENTARY SCHOOL 22000 EAST WELLESLEY AVE | OTIS ORCHARDS | PK-5 |
| OUT OF DISTRICT FACILITY SCHOOL 300 SW 7TH ST | RENTON | PK-12 |
| OUT OF DISTRICT SPECIAL EDUCATION SCHOOL 200 EAST FREMONT | MONROE | PK-12 |
| OUT-OF-DISTRICT PLACEMENT SCHOOL 15675 AMBAUM BLVD SW | BURIEN | 1-12 |
| OUTLOOK ELEMENTARY SCHOOL 3800 VANBELLE RD | OUTLOOK | PK-5 |
| OVERLAKE HOSPITAL MEDICAL CENTER SCHOOL 1035 116TH AVE NE | BELLEVUE | N |
| OVERLAKE HOSPITAL MEDICAL CENTER SCHOOL 1035 116TH AVE NE | BELLEVUE | KG-12 |