Post office in Alton

AgentData lists 2 post offices in Alton, United States. Updated May 2026.

2 businesses0 with websites
West Alton Post Office

Also in Alton

Elementary school ()Place of worship ()Book store ()Tourist attraction ()

Post office in nearby cities

Beckley ()Charleston ()Clarksburg ()Ottumwa ()Lincoln ()Fort Dodge ()Salisbury ()Fremont ()

Frequently asked questions

How many post offices are in Alton?

AgentData lists 2 post offices in Alton as of May 2026.

Which post offices in Alton have a website?

0 of 2 post offices in Alton have a website with verified contact details.

Is this data free?

Yes. AgentData is completely free — no credit card, no trial period, no paid tiers.

How is this data collected?

Business listings are sourced from OpenStreetMap and verified through our web crawler, which checks websites for email addresses, phone numbers, and technology stacks.

Access this data via API
GET /api/local-businesses?category=post-office&city=alton