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Area Code 509 Location & Details

State / Region: Washington • Country: United States

Major Cities Covered: Spokane, Spokane Valley, Yakima, Kennewick, Pasco, Richland, Wenatchee, Walla Walla, Pullman, Moses Lake

Standard Dial Format
+1 (509) XXX-XXXX
Country Code: +1 (NANP Format)
What State is Area Code 509?
WashingtonState Hub →
Country Territory
United States
509 Area Code Time Zone
Pacific
509 Overlay Codes
No Overlays

Area Code 509 Geographic Map

Interactive location bounds and coverage area for Washington (Pacific Timezone)

Lat: 46.96° • Lng: -119.26°
📍 Geographic Center: WashingtonMap data © OpenStreetMap contributors

Where is Area Code 509 Located?

Telephone area code 509 is assigned to Washington in United States. It serves cities and metropolitan communities including Spokane, Spokane Valley, Yakima, Kennewick, Pasco, Richland, Wenatchee, Walla Walla, Pullman, Moses Lake.

Historical Context & Area Code Overlay Information:509 serves Washington (United States).

For local and long-distance calls within area code 509, standard 10-digit dialing (509) XXX-XXXX applies.

Who Called Me from Area Code 509?

Received an unknown call, missed call, or text scam from area code 509? Here is how to trace who is calling from 509 area code and verify unknown numbers safely:

1.
Identify Missed Calls & Voicemails:

Legitimate contacts usually leave a detailed voicemail or caller ID record.

2.
Watch Out for Neighbor Spoofing:

Robocallers often fake incoming caller ID numbers using your local 509 prefix to boost pick-up rates.

3.
Reverse Phone Lookup Area Code 509:

Search public white-pages or use caller intelligence guides before returning unfamiliar calls.

Learn How Reverse Phone Lookups Work→

How to Call Area Code 509 & Dialing Format

When placing a phone call to a number in area code 509, follow the correct dialing format depending on your calling location:

  • Calling from inside the US / Canada (+1): Dial 1 + (509) + 7-digit number.
  • Calling from an international location outside +1: Dial your country's international exit code (e.g. 011 in US or + on mobile) + 1 + 509 + 7-digit number.
  • Do I need to dial area code 509 for local calls? Yes, 10-digit dialing (area code + line number) is mandatory across North American telephone networks.

Top Cities & Municipalities Served in Area Code 509

Urban centers, census places, and communities within the +1-509 calling area

50 Major Cities Listed
City NameCountyPopulation% of 509 Pop
SpokaneSpokane County230,78321.3%
Spokane ValleySpokane County108,40510.0%
YakimaYakima County97,4589.0%
KennewickBenton County88,3668.1%
PascoFranklin County82,8487.6%
RichlandBenton County65,2586.0%
WenatcheeKittitas County35,5473.3%
Walla WallaWalla Walla County34,0583.1%
PullmanWhitman County33,7563.1%
Moses LakeGrant County27,4692.5%
EllensburgKittitas County21,3082.0%
West RichlandBenton County19,2571.8%
SunnysideBenton County16,4301.5%
East WenatcheeKittitas County14,4141.3%
Liberty LakeSpokane County14,0291.3%
CheneySpokane County12,6501.2%
GrandviewBenton County12,0621.1%
Airway HeightsSpokane County11,8111.1%
College PlaceWalla Walla County9,9230.9%
OthelloFranklin County9,2370.9%

Counties Covered by Area Code 509

Geographic county distribution and population coverage across Washington

County NameTotal Population% of 509 Area% of County
Spokane County555,48535.8%70%
Benton County218,93119.9%99%
Yakima County258,97112.7%53%
Franklin County101,3869.2%99%
Kittitas County48,1076.8%100%
Walla Walla County62,1094.1%71%
Grant County104,8344.1%43%
Whitman County47,8633.4%76%
Asotin County22,5380.7%32%
Okanogan County44,6480.7%17%
Stevens County49,1780.7%16%
Douglas County45,5170.6%15%
Chelan County81,3820.6%8%
Klickitat County24,0050.3%15%
Skamania County12,6440.2%21%
Columbia County4,0460.2%63%

☎️Area Code 509 Exchange Prefixes & Carriers

Showing 50 of 777 central office 3-digit prefixes and assigned telecom carriers

59% Landline31% Wireless10% VoIP
PrefixLine UsageRate CenterAssigned CarrierAssign Date
(509) 200-📱WirelessWALLAWALLAT-MOBILE USA, INC.N/A
(509) 201-📞LandlineELLENSBURGCHARTER IP ENABLED SERVICES, LLCN/A
(509) 202-📞LandlineSPOKANENUSO, LLCN/A
(509) 203-📞LandlineGRANDVIEWLEVEL 3 COMMUNICATIONS, LLC - WA01/07/2003
(509) 204-💻VoIPWALLAWALLAONVOY, LLC - WA12/11/2001
(509) 205-📱WirelessKENNEWICKT-MOBILE USA, INC.02/20/2003
(509) 206-📱WirelessCLARKSTONCELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA05/23/2022
(509) 207-📱WirelessREPUBLICNEW CINGULAR WIRELESS PCS, LLC08/13/2004
(509) 208-📱WirelessYAKIMAUNITED STATES CELLULAR - WA11/03/2021
(509) 209-📞LandlineSPOKANELEVEL 3 TELECOM OF WASHINGTON, LLC - WA08/27/2004
(509) 210-💻VoIPLIBERTY LKONVOY, LLC - WAN/A
(509) 211-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(509) 212-📱WirelessKENNEWICKT-MOBILE USA, INC.07/23/2013
(509) 213-📞LandlineSPRINGDALEAT&T - LOCALN/A
(509) 214-💻VoIPNEWMANLAKEONVOY, LLC - WAN/A
(509) 215-📱WirelessDAVENPORTNEW CINGULAR WIRELESS PCS, LLC09/20/2004
(509) 216-📱WirelessSPOKANENEW CINGULAR WIRELESS PCS, LLC01/30/2001
(509) 217-📱WirelessSPOKANENEW CINGULAR WIRELESS PCS, LLC01/30/2001
(509) 218-📱WirelessSPOKANENEW CINGULAR WIRELESS PCS, LLC01/30/2001
(509) 219-📞LandlineSTEVENSONAXXIS COMMUNICATION, INC. - WA05/05/2004
(509) 220-📱WirelessSPOKANECELLCO PARTNERSHIP DBA VERIZON WIRELESS - WAN/A
(509) 221-📞LandlineKENNEWICKZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER08/07/2013
(509) 222-📞LandlineKENNEWICKZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBERN/A
(509) 223-📞LandlineLOOMISZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBERN/A
(509) 224-💻VoIPCHENEYONVOY, LLC - WA09/08/2022
(509) 225-📞LandlineYAKIMAQWEST CORPORATIONN/A
(509) 226-📞LandlineNEWMANLAKEQWEST CORPORATIONN/A
(509) 227-📞LandlineSPOKANEQWEST CORPORATIONN/A
(509) 228-📞LandlineSPOKANEQWEST CORPORATIONN/A
(509) 229-📞LandlineUNIONTOWNINLAND TEL CON/A
(509) 230-📱WirelessSPOKANET-MOBILE USA, INC.N/A
(509) 231-💻VoIPKENNEWICKONVOY, LLC - WAN/A
(509) 232-📞LandlineSPOKANEMCIMETRO ACCESS TRANSMISSION SERVICES LLCN/A
(509) 233-📞LandlineLOON LAKEQWEST CORPORATIONN/A
(509) 234-📞LandlineCONNELLCENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINKN/A
(509) 235-📞LandlineCHENEYCENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINKN/A
(509) 236-📞LandlineEDWALLTYLRCENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINKN/A
(509) 237-📱WirelessEPHRATANEW CINGULAR WIRELESS PCS, LLC03/25/2002
(509) 238-📞LandlineELK-GRNBLFQWEST CORPORATIONN/A
(509) 239-📞LandlineEDWALLTYLRCENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINKN/A
(509) 240-📱WirelessWALLAWALLANEW CINGULAR WIRELESS PCS, LLC06/14/2002
(509) 241-📞LandlineSPOKANEMCIMETRO ACCESS TRANSMISSION SERVICES LLCN/A
(509) 242-📞LandlineSPOKANEMCIMETRO ACCESS TRANSMISSION SERVICES LLCN/A
(509) 243-📞LandlineASOTINASOTIN TEL CON/A
(509) 244-📞LandlineSPOKANEQWEST CORPORATIONN/A
(509) 245-📞LandlineSPANGLECENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINKN/A
(509) 246-📞LandlineSOAP LAKEZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBERN/A
(509) 247-📞LandlineSPOKANELEVEL 3 TELECOM OF WASHINGTON, LLC - WA09/07/2001
(509) 248-📞LandlineYAKIMAQWEST CORPORATIONN/A
(509) 249-📞LandlineYAKIMAQWEST CORPORATIONN/A

Frequently Asked Questions about Area Code 509

Where is area code 509 located?

Area code 509 is located in Washington (United States), serving cities like Spokane, Spokane Valley, Yakima, Kennewick, Pasco, Richland, Wenatchee, Walla Walla, Pullman, Moses Lake.

What timezone is area code 509?

Area code 509 operates in the Pacific timezone.

What state is area code 509?

Area code 509 is assigned to the state / telecom territory of Washington.

Is area code 509 a scam or dangerous?

Area code 509 is an official geographic area code for Washington. However, beware of robocaller spoofing.

Washington State Area Codes

View complete directory of telephone area codes assigned to Washington.

Explore Washington Directory

Get a 509 Business Phone Number

How to acquire a virtual phone number or business line with area code 509 for local customer trust in Washington.

Get 509 Business Number
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Overlay & Nearby Area Codes for Washington

Explore neighboring telecom prefixes sharing geographical boundaries with area code 509.

206
Pacific
Area Code 206
Seattle, Federal Way, Shoreline, Burien, Seatac, Des Moines, Mercer Island, Bainbridge Island, Normandy Park
253
Pacific
Area Code 253
Tacoma, Kent, Federal Way, Auburn, Lakewood, Burien, Puyallup, University Place, Seatac, Des Moines
360
Pacific
Area Code 360
Vancouver, Bellingham, Marysville, Lacey, Olympia, Bremerton, Edmonds, Lake Stevens, Longview, Mount Vernon
425
Pacific
Area Code 425
Bellevue, Everett, Renton, Kirkland, Redmond, Sammamish, Bothell, Lynnwood, Issaquah, Maple Valley
564
Pacific
Area Code 564
Seattle, Vancouver, Federal Way, Bellingham, Marysville, Shoreline, Lacey, Olympia, Burien, Bremerton