Find a Community Services Office (CSO)

Type in your 5 digit zip code and/or select your county to find the closest CSO.


Smokey Point CSO # 65

Counties Served: Snohomish

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

3704 172nd St. NE
Arlington, WA 98223

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 360-651-5200
Admin Fax | 360-651-5269



South Bend Branch CSO # 25

Counties Served: Grays Harbor, Pacific

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

307 Robert Bush Drive East
South Bend, WA 98586

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 360-875-6501
Admin Fax | 360-875-0590



Spokane Maple CSO # 60

Counties Served: Lincoln, Spokane

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

1313 North Maple
Spokane, WA 99201
Phone: 877-501-2233
Fax: 509-329-3720

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

1313 North Maple
Spokane, WA 99201
Phone: 877-501-2233

Admin Phone | (877)-501-2233
Admin Fax | (509) 329-3720



Spokane Trent CSO # 58

Counties Served: Spokane

1-877-501-2233
TTY 1-800-833-6384
or use 711

What is the Physical Address of the office?

8517 E. Trent Ave. Suite 101
Spokane, WA 99212
Phone: 509-227-2770
Fax: 509-921-2417

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

8517 E. Trent Ave. Suite 101
Spokane, WA 99212
Phone: 877-501-2233

Admin Phone | (509) 227-2510
Admin Fax | (509) 921-2417



Stevenson Branch CSO # 30

Counties Served: Clark, Cowlitz, Skamania

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

266 SW 2nd Street
Stevenson, WA 98648

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 509-427-0713
Admin Fax | 509-427-4604



Sunnyside CSO # 54

Counties Served: Benton, Klickitat, Yakima

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

2010 Yakima Valley Hwy. Mid- Valley Mall, K-15
Sunnyside, WA 98944

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 509-839-7200
Admin Fax | 509-839-7224



Toppenish CSO # 75

Counties Served: Yakima

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

4 E 3rd Ave.
Toppenish, WA 98948

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

P.O. Box 671 Toppenish, WA 98948
Phone: 509-865-7490
TTY: 509-865-7657
Fax: 509-865-7652

Admin Phone | 509-865-7490
Admin Fax | 509-865-7652



Tri County-Colville CSO # 33

Counties Served: Spokane, Stevens

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

1100 S. Main St., Suite 1
Colville, WA 99114

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 509-685-5600
Admin Fax | 509-685-5606



Walla Walla CSO # 36

Counties Served: Columbia, Walla Walla

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

1371 Pine Street
Walla Walla, WA 99362

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 509-394-1000
Admin Fax | 509-522-4330



Wenatchee CSO # 4

Counties Served: Chelan, Douglas

1-877-501-2233
TTY 1-800-209-5446
or use 711

What is the Physical Address of the office?

805 S. Mission St.
Wenatchee, WA 98801

Apply for Services Online

Where should you send client documents?

DSHS CSD - Customer Service Center
PO BOX 11699
Tacoma, WA 98411-6699
Fax Number (toll-free) 1-888-338-7410

What is the Mailing Address of the office?
Please note: this phone and address is for office business use, not client cases.

Admin Phone | 509-667-6000
Admin Fax | 509-664-6340