US Post Offices in Alton, IL

The United States Postal Service is an essential public service that is a vital part of our nation's infastructure.

The USPS was founded in 1775 and Benjamin Franklin was the first Postmaster General.

Below you'll find any US Post Offices that we've found in Alton, IL.
Alton Square Post Office

117 Alton Sq
Alton, IL - 62002
618-463-4728

Alton Post Office

2350 Homer M Adams Pkwy
Alton, IL - 62002
618-462-2501

Upper Alton Post Office

1624 Main St
Alton, IL - 62002
618-462-6014

Nearby Listings

Due to the low number of listings in Alton, we have added area listings below.

Belleville Post Office

120 W Washington St
Belleville, IL - 62220
618-233-0390

Dutch Hollow Post Office

5731 Mount Pleasant Ln
Belleville, IL - 62223
618-397-6616

Benld Post Office

106 E Central Ave Ste 1
Benld, IL - 62009
217-835-2178

Bethalto Post Office

115 W Central St
Bethalto, IL - 62010
618-377-8714

Brighton Post Office

410 N Main St
Brighton, IL - 62012
618-372-3011

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