Washington County, Illinois

Washington County, Illinois, has 13 towns and 10 ZIP codes, in area code 618, with 730 as an overlay.

Towns in Washington County, A to Z

Town	ZIP codes	Area codes
Addieville	62214	618, 730
Ashley	62808	618, 730
Du Bois	62831	618, 730
Hoyleton	62803	618, 730
Irvington	62848	618, 730
Nashville	62263	618, 730
New Minden	nearest62803	618, 730
Oakdale	62268	618, 730
Okawville	62271	618, 730
Radom	62876	618, 730
Richview	62877	618, 730
Venedy	nearest62214, 62282	618, 730
Wamac	nearest62801, 62848	618, 730

ZIP codes in Washington County

62214Addieville618, 730
62263Nashville618, 730
62268Oakdale618, 730
62271Okawville618, 730
62803Hoyleton618, 730
62808Ashley618, 730
62831Du Bois618, 730
62848Irvington618, 730
62876Radom618, 730
62877Richview618, 730

Area codes in Washington County

Area code 618
In service since 1947. Shares its area with 730. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Area code 730
In service since July 7, 2023. Shares its area with 618. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Local numbers in area code 618

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