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Post Office

USPS Post Office Riverton Annex - Riverton

1307 W Main St, 82501 Riverton

Today

Today's opening hours

This week's opening hours

Call Referral

  • Monday 8:00 am to 4:00 pm
  • Tuesday 8:00 am to 4:00 pm
  • Wednesday 8:00 am to 4:00 pm
  • Thursday 8:00 am to 4:00 pm
  • Friday 8:00 am to 4:00 pm
  • Saturday 10:00 am to 2:00 pm
  • Sunday Closed

Other opening hours

Carrier Call Referral
Monday to Saturday
7:00 am to 3:30 pm
Sunday
Closed
Lobby
Monday to Sunday
12:01 am to 11:59 pm
PO Box Access
Monday to Sunday
12:01 am to 11:59 pm

Opening hours updated on 11/07/2026

Report a change

This Post Office at a glance

Opening hours of USPS Post Office Riverton Annex - Riverton: Monday to Friday from 8:00 am to 4:00 pm, Saturday from 10:00 am to 2:00 pm; closed Sunday.

Opening hours a week
44h
Opening hours a week
Days open, Monday to Saturday
6/7
Days open, Monday to Saturday
Earliest opening, Monday to Friday
8:00 am
Earliest opening, Monday to Friday
Latest closing, Monday to Friday
4:00 pm
Latest closing, Monday to Friday
Open all day
No break
Open all day
  • In Riverton, it is the 2nd of the 2 Post Offices by opening hours (44h a week, 46h 30m on average).
  • None of the 2 Post Offices in Riverton is open on Saturday afternoon.

Special days ahead

Public holidays, closures and special opening hours over the next two months.

  • Wednesday, November 11 Veterans Day Opening hours not confirmed
  • Thursday, November 26 Thanksgiving Day Opening hours not confirmed
  • Friday, December 25 Christmas Opening hours not confirmed
  • Friday, January 1 New Year’s Day Opening hours not confirmed

Services

Services Available: 3
  • Call Referral
  • Carrier Services
  • General Delivery
Parking 1
  • No Parking Available
Contacts 4
  • Phone support: 1-800-ASK-USPS® (800-275-8777)
  • TTY: 877-889-2457
  • Phone: 307-857-0127
  • Fax: 307-856-0518
PO Box Delivery 6
  • Monday: 10:30
  • Tuesday: 10:30
  • Wednesday: 10:30
  • Thursday: 10:30
  • Friday: 10:30
  • Saturday: 10:30
Last Collection 6
  • Monday: 17:00
  • Tuesday: 17:00
  • Wednesday: 17:00
  • Thursday: 17:00
  • Friday: 17:00
  • Saturday: 17:00

Sending from this Post Office

  • First-Class Mail from From $0.65 up to Postcards
  • Shipping Services from From $7.90 up to USPS Ground Advantage (2–5 days)

Indicative rates subject to change by the postal operator.

Address and directions

1307 W Main St
82501 Riverton

  • Open
  • Closing soon
  • Closed
  • Opening hours not confirmed
  • This address

Practical information

Type
Post OfficeA United States Postal Service Post Office: stamps, sending and collecting letters and packages, and the USPS counter services.
Address
1307 W Main St, 82501 Riverton
State
Wyoming
Official website
usps.com

Good to know

USPS Post Office Riverton Annex - Riverton is in Riverton, at 1307 W Main St. It opens 6 days a week, Saturday included.

When it is closed, the nearest other offices are USPS Post Office Riverton (1.2 mi) and USPS Post Office Saint Stephens (2.8 mi).

The next public holiday is Veterans Day, Wednesday, November 11. Opening hours often change that day: check them before you go.

Frequently asked questions

Is USPS Post Office Riverton Annex - Riverton open on Saturday?

Yes It is open on Saturday from 10:00 am to 2:00 pm.

Is USPS Post Office Riverton Annex - Riverton open on Sunday?

No It is closed on Sunday.

What time does USPS Post Office Riverton Annex - Riverton close?

It closes Monday to Friday at 4:00 pm and Saturday at 2:00 pm.

Is there a cash machine?

This Post Office does not list a cash machine.

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