Find a Community Services Office (CSO)

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


King South CSO # 43

Counties Served: King

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

What is the Physical Address of the office?

1313 W. Meeker St., Suite 100
Kent, WA 98032

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.

PO Box 1917
Tacoma, WA 98401-1917

Admin Phone | 253-372-6111
Admin Fax | 253-372-5844 | Financial 877-655-1342



Lakewood CSO # 131

Counties Served: Pierce

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

What is the Physical Address of the office?

5712 Main Street SW
Lakewood, WA 98499-6507

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.

PO BOX 2277
Tacoma, WA 98401-1917

Admin Phone | 253-476-6819
Admin Fax | 253-512-4490



Long Beach Branch CSO # 71

Counties Served: Pacific, Wahkiakum

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

What is the Physical Address of the office?

2601 PACIFIC AVE N.
Long Beach, WA 98631-3864

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.

Long Beach CSO Documents PO Box 8985
Vancouver, WA 98668-9975

Admin Phone | 360-642-3791
Admin Fax | 360-642-6229



Moses Lake CSO # 13

Counties Served: Adams, Grant, Lincoln

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

What is the Physical Address of the office?

1651 S. Pilgrim St
Moses Lake, WA 98837-6699

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 | 509-764-5630
Admin Fax | 509-764-5747



Mount Vernon CSO # 29

Counties Served: San Juan, Skagit

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

What is the Physical Address of the office?

900 E COLLEGE WAY SUITE 100
Mt Vernon, WA 98273

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 | 360-416-7444
Admin Fax | 360-416-7279



Newport Branch CSO # 26

Counties Served: Pend Oreille, Spokane

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

What is the Physical Address of the office?

1600 W. First St.
Newport, WA 99156

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 | 509-447-6200
Admin Fax | 509-447-4732



Oak Harbor Branch CSO # 15

Counties Served: Island

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

What is the Physical Address of the office?

275 SE Pioneer Way Ste 201
Oak Harbor, WA 99277-3205

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 | 360-240-4700
Admin Fax | 360-679-3524



Okanogan County CSO # 24

Counties Served: Douglas, Grant, Okanogan

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

What is the Physical Address of the office?

130 S. Main
Omak, WA 98841

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 | 509-846-8600
Admin Fax | 509-826-7293



Olympia CSO # 34

Counties Served: Lewis, Thurston

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

What is the Physical Address of the office?

6860 Capitol Blvd
Tumwater, WA 98501

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 | 360-725-6650
Admin Fax | 360-586-6787



Pierce North CSO # 67

Counties Served: Pierce

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

What is the Physical Address of the office?

1949 S State St Fl 1
Tacoma, WA 98405-2818

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 | 253-983-6720
Admin Fax | 253-593-2313