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Amherst Junction Post Office
9453 Main St, Amherst Junction, WI 54407
Details come from public records and may be out of date. Call ahead to confirm. Not an endorsement.
- Next holiday closure
- 11/11/2026
- Veterans Day
- USPS phone
- 1-800-275-8777
- Customer service
Amherst Junction Post Office is a post office in Amherst Junction (Portage County), WI. It is in ZIP code 54407. Like all post offices, it will be closed on Veterans Day, 11/11/2026.
Location
Hours and services
Retail hours, lobby hours, last mail collection times and services such as passport appointments and PO Boxes vary by location. The U.S. Postal Service lists the official hours for this office on its locator (search ZIP code 54407).
Official hours on USPS.comClosed on federal holidays
Post offices close and mail is not delivered on these days
- Veterans DayWed, 11/11/2026
- Thanksgiving DayThu, 11/26/2026
- Christmas DayFri, 12/25/2026
- New Year's DayFri, 01/01/2027
Post office details
- Operated by
- United States Postal Service
- Listed as
- United States Postal Service
- ZIP code
- 54407
- Phone
- (800) 275-8777
- USPS help line
- 1-800-275-8777
Location
9453 Main St, Amherst Junction, WI 54407
Google MapsApple MapsPhone: (800) 275-8777
Other post offices nearby
Closest first, straight-line distance
- Amherst Post OfficeZIP 54406187 N Main St, Amherst, WI1.8 mi
- Nelsonville Post OfficeZIP 544583136 High St, Nelsonville, WI1.9 mi
- Custer Post OfficeZIP 544232224 Custer Rd, Custer, WI6.4 mi
- Scandinavia Post OfficeZIP 54977345 N Main St, Scandinavia, WI8.2 mi
- Iola Post OfficeZIP 54945190 N Main St, Iola, WI9.4 mi
- Rosholt Post OfficeZIP 54473108 N Main St, Rosholt, WI11 mi
Frequently asked questions
- Is the Amherst Junction Post Office open on holidays?
- No. Post offices are closed on federal holidays. The next one is Veterans Day on Wednesday, 11/11/2026.
- What ZIP code is the Amherst Junction Post Office in?
- The Amherst Junction Post Office is in ZIP code 54407, Amherst Junction.
- Where is Amherst Junction Post Office located?
- Amherst Junction Post Office is at 9453 Main St, Amherst Junction, WI, 54407.
- What is the phone number for Amherst Junction Post Office?
- The phone number listed for Amherst Junction Post Office is (800) 275-8777.
Source: Overture Maps Foundation · Last updated 09/23/2026 · Information can change. Call ahead to confirm.