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Area Code 509

Explore ZIP codes in area code 509 — covering WA — 243 ZIP codes — 1,690,260 residents. Population, income, and housing at a glance.

ZIP codes
243
Population
1,690,260
States
WA
Median household income (avg.)
$70,920
Average home value
$322,189
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Where is area code 509?

Area code 509 maps to 243 indexable ZIP codes on US5 across WA, with a combined ZIP-area population of about 1,690,260.

Among places with the most population in this NPA on US5 are Spokane, WA, Spokane Valley, WA, Pasco, WA, Yakima, WA, and Kennewick, WA. Open any ZIP below for full demographics, housing, and nearby services.

The most populous ZIP currently listed for 509 is 99301 (about 86,467 residents).

Income and housing in 509

Across ZIPs with income data in area code 509, the average median household income is about $70,920 — about 6% below the U.S. median ($75,149).

Average median home value across those ZIPs is about $322,189.

On this page’s income ranking, ZIP 99146 is near the top at about $140,962.

How area code 509 numbering works

In the North American Numbering Plan, the first three digits of a 10-digit phone number are the Numbering Plan Area (NPA), commonly called the area code. Digits 4–6 are the central office code (NXX / “exchange”), and the last four digits identify the individual line.

US5’s 509 page groups ZIP codes that are associated with this NPA in published geography data. That is a place-based view — it is not a live directory of every phone number assigned to 509, and overlays or split NPAs can mean multiple area codes serve the same metro.

Scams and caller ID spoofing

Seeing area code 509 on caller ID does not prove the caller is physically in WA. Spoofing tools can display almost any NPA, including local-looking numbers used in IRS, bank, warranty, and “grandparent” scams.

If you receive an unexpected call about taxes, arrests, or locked accounts: hang up, do not share codes or remote-access software, and contact the organization using a number from its official website or your statement — not a number the caller provides. US5 publishes geography for research; it does not verify live callers.

ZIP codes in area code 509

ZIP City County State Population Income Home value
98822 Entiat Chelan County WA 2,187 $80,769 $348,300
98847 — Chelan County WA 2,034 $72,139 $391,300
98635 Dallesport Klickitat County WA 2,033 $57,930 $486,000
99181 Valley Stevens County WA 2,004 $59,167 $254,600
98828 — Chelan County WA 1,885 $83,700 $382,300
98858 Waterville Douglas County WA 1,851 $76,667 $241,100
98850 Rock Island Douglas County WA 1,825 $76,250 $331,100
99361 Waitsburg Walla Walla County WA 1,800 $91,742 $290,500
99029 Reardan Lincoln County WA 1,775 $83,917 $378,700
99173 Springdale Stevens County WA 1,773 $53,227 $267,400
98952 White Swan Yakima County WA 1,735 $56,957 $111,000
99348 Prescott Walla Walla County WA 1,733 $76,431 $204,300
99013 — Stevens County WA 1,694 $45,395 $231,100
98938 Sunnyside Yakima County WA 1,678 $45,846 $174,100
99116 Coulee Dam Okanogan County WA 1,649 $64,550 $212,800
99402 Asotin Asotin County WA 1,628 $80,428 $295,700
99110 Clayton Stevens County WA 1,592 $74,814 $444,700
99036 — Spokane County WA 1,588 $119,622 $580,800
99101 Addy Stevens County WA 1,544 $72,500 $347,900
99185 Wilbur Lincoln County WA 1,518 $70,556 $248,900
99161 Palouse Whitman County WA 1,478 $90,750 $285,800
99119 Cusick Pend Oreille County WA 1,465 $80,132 $302,100
99031 Spangle Spokane County WA 1,434 $95,089 $330,100
99133 Grand Coulee Douglas County WA 1,341 $49,625 $221,100
98605 Bingen Skamania County WA 1,336 $79,643 $319,200
98650 Trout Lake Klickitat County WA 1,332 $86,422 $669,500
98846 Pateros Okanogan County WA 1,313 $79,972 $314,900
99115 Banks Lake South Douglas County WA 1,306 $49,519 $207,600
99360 Touchet Walla Walla County WA 1,299 $83,214 $492,300
98933 Harrah Yakima County WA 1,276 $70,000 $225,400
98925 Easton Kittitas County WA 1,240 $115,755 $782,500
99159 Odessa Lincoln County WA 1,177 $63,364 $202,100
99138 Inchelium Ferry County WA 1,173 $51,094 $206,800
98639 North Bonneville Skamania County WA 1,151 $81,809 $378,900
99012 Fairfield Spokane County WA 1,125 $66,389 $288,600
98849 Riverside Okanogan County WA 1,123 $62,357 $241,600
98617 Dallesport Klickitat County WA 1,105 $67,313 $363,100
99330 Mesa Franklin County WA 1,104 $135,648 $292,100
98923 Cowiche Yakima County WA 1,027 $45,409 $228,300
99032 Sprague Lincoln County WA 1,022 $66,339 $141,400
99170 Rosalia Whitman County WA 1,015 $75,208 $216,100
99155 Nespelem Community Okanogan County WA 996 $44,000 $136,500
99171 St. John Whitman County WA 991 $61,500 $210,200
99251 Country Homes Spokane County WA 981 — —
99139 Ione Pend Oreille County WA 980 $54,219 $241,200
99118 Curlew Ferry County WA 964 $66,202 $306,700
99123 Electric City Grant County WA 952 $78,942 $247,700
99167 — Stevens County WA 943 $69,236 $303,900
98651 — Skamania County WA 935 $87,419 $571,000
99126 — Stevens County WA 926 $42,935 $234,700
99321 Schwana Grant County WA 905 $90,428 —
98941 Roslyn Kittitas County WA 884 $82,386 $464,100
99130 Garfield Whitman County WA 847 $63,750 $210,700
99033 Tekoa Whitman County WA 826 $56,667 $271,900
98934 Kittitas Kittitas County WA 803 $59,250 $283,000
98836 — Chelan County WA 789 $111,109 $407,900
99023 — Spokane County WA 780 $125,909 $700,000
99157 Northport Stevens County WA 719 $44,969 $190,300
98943 South Cle Elum Kittitas County WA 707 $60,268 $375,000
99341 Lind Adams County WA 685 $70,938 $245,300
98619 Glenwood Klickitat County WA 674 $87,679 $271,400
99129 — Stevens County WA 649 $38,490 $169,700
99179 Uniontown Whitman County WA 647 $76,797 $323,900
99125 Endicott Whitman County WA 636 $50,893 $171,900
99030 Rockford Spokane County WA 616 $77,125 $283,700
99180 Cusick Pend Oreille County WA 613 $56,667 $360,000
99134 Harrington Lincoln County WA 608 $39,848 $266,400
99143 LaCrosse Whitman County WA 603 $35,385 $120,300
99158 Oakesdale Whitman County WA 601 $75,625 $241,700
99117 Creston Lincoln County WA 578 $76,667 $253,500
98830 Mansfield Douglas County WA 564 $80,313 $216,100
99040 — Stevens County WA 535 $57,500 $180,800
99113 Colton Whitman County WA 535 $95,357 $355,700
99103 Almira Lincoln County WA 534 $61,200 $225,000
98628 Klickitat Klickitat County WA 530 $63,864 $184,700
99140 Keller Ferry County WA 506 $50,944 $138,900
98821 — Chelan County WA 500 — —
98859 — Okanogan County WA 476 $97,227 —
99258 Spokane Spokane County WA 473 — —
99322 Bickleton Klickitat County WA 466 — —
98814 — Okanogan County WA 465 $97,165 $511,700
98613 Centerville Klickitat County WA 462 $97,222 $325,600
98940 Ronald Kittitas County WA 461 $122,801 $491,000
99102 Albion Whitman County WA 448 $55,750 $170,800
99137 — Stevens County WA 442 $42,778 $278,100
98829 Malott Okanogan County WA 441 $36,293 $308,600
99135 Hartline Grant County WA 441 $86,667 $198,000
99153 Metaline Falls Pend Oreille County WA 428 $43,750 $267,200
98673 Wishram Klickitat County WA 418 $41,154 $161,200
98827 Loomis Okanogan County WA 353 $46,544 —
99401 Anatone Asotin County WA 349 $62,250 $322,100
99008 — Lincoln County WA 341 $103,214 $453,300
99371 Washtucna Adams County WA 332 $68,750 $187,500
99356 Roosevelt Klickitat County WA 329 $52,500 $370,000
99121 Danville Ferry County WA 325 $80,833 $420,800
99018 Latah Spokane County WA 308 $51,000 $309,500
98946 Thorp Kittitas County WA 303 $120,250 $445,500
99124 Elmer City Okanogan County WA 296 $56,406 $185,200
99150 Malo Ferry County WA 296 $73,250 $380,300
99346 — Benton County WA 269 $50,588 $214,700

Frequently asked questions

Where is area code 509?

Area code 509 is associated with ZIP codes in WA on US5, covering about 1,690,260 combined ZIP-area residents across 243 codes. Browse the ZIP table on this page for cities and counties.

How many ZIP codes are in area code 509?

US5 currently lists 243 indexable ZIP codes for area code 509. Counts can change as geography publishes update.

What is the average income in area code 509?

The average of ZIP median household incomes in area code 509 is about $70,920 (about 6% below the U.S. median ($75,149)). Individual neighborhoods vary — sort the ZIP table by income to compare.

What is an NXX or “number block” in area code 509?

After the area code, the next three digits (NXX) identify a central office / exchange “block” of up to 10,000 numbers. US5 focuses on ZIP geography for 509; for live number assignment details, use official NANPA / carrier resources.

Does a 509 caller ID mean the person is local?

No. Caller ID can be spoofed to show area code 509 even when the caller is elsewhere. Treat unexpected calls about money, arrests, or account lockouts as suspicious and verify through official channels.

How can I avoid phone scams that use area code 509?

Do not trust caller ID alone. Never send gift cards, wire money, or install remote-access apps because a caller claims to be from the IRS, a bank, or tech support. Hang up and call back using a published number from a statement or official website.

What cities use area code 509?

Larger population clusters on US5 for 509 include Spokane, WA, Spokane Valley, WA, Pasco, WA, Yakima, WA, and Kennewick, WA. Open linked ZIP pages for neighborhood-level demographics.