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Postal Williams Bay Post Office
129 N Walworth Ave, Williams Bay, WI 53191
Phone: 262-245-5183
Fax: 262-245-1087
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
PO Box Access Available
Monday 6:00am - 7:00pm
Tuesday 6:00am - 7:00pm
Wednesday 6:00am - 7:00pm
Thursday 6:00am - 7:00pm
Friday 6:00am - 7:00pm
Saturday 6:00am - 7:00pm
Sunday Closed
Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 12:00pm
Sunday Closed
Monday 8:30am - 11:00am, 12:30pm - 2:30pm
Tuesday 8:30am - 11:00am, 12:30pm - 2:30pm
Wednesday 8:30am - 11:00am, 12:30pm - 2:30pm
Thursday 8:30am - 11:00am, 12:30pm - 2:30pm
Friday 8:30am - 11:00am, 12:30pm - 2:30pm
Saturday Closed
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Bulk Mail Acceptance
- Bulk Mail Account Balance
- Bulk Mail New Permit
- Business Line
- Business Reply Mail Account Balance
- Business Reply Mail New Permit
- Duck Stamps
- General Delivery
- Money Orders (Domestic)
- Money Orders (Inquiry)
- Money Orders (International)
- Packaged Stamps
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
- Lot Parking
Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.
*Please call to verify information. Is anything incorrect? Let us know here
Nearby Post Offices:
Fontana
185 Third Ave
1.9 miles away
Walworth
206 N Main St
3.0 miles away
Zenda
W3724 Franklin Walsh St
3.5 miles away
Elkhorn
102 E Walworth St
3.7 miles away
Walworth County