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USPS Post Office Win Carrier Annex - Windsor

1070 Diamond Valley Dr Ste 500, 80550 Windsor

Today

Today's opening hours

This week's opening hours

Call Referral

  • Monday 8:00 am to 5:00 pm
  • Tuesday 8:00 am to 5:00 pm
  • Wednesday 8:00 am to 5:00 pm
  • Thursday 8:00 am to 5:00 pm
  • Friday 8:00 am to 5:00 pm
  • Saturday Closed
  • Sunday Closed

Other opening hours

Carrier Call Referral
Monday to Friday
8:00 am to 6:00 pm
Saturday and Sunday
Closed

Opening hours updated on 11/07/2026

Report a change

This Post Office at a glance

Opening hours of USPS Post Office Win Carrier Annex - Windsor: Monday to Friday from 8:00 am to 5:00 pm; closed Saturday and Sunday.

Opening hours a week
45h
Opening hours a week
Days open, Monday to Friday
5/7
Days open, Monday to Friday
Earliest opening, Monday to Friday
8:00 am
Earliest opening, Monday to Friday
Latest closing, Monday to Friday
5:00 pm
Latest closing, Monday to Friday
Open all day
No break
Open all day
  • In Windsor, it is the 2nd of the 2 Post Offices by opening hours (45h a week, 45h 15m on average).
  • None of the 2 Post Offices in Windsor 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: 2
  • Call Referral
  • Carrier Services
Parking 1
  • No Parking Available
Contacts 3
  • Phone support: 1-800-ASK-USPS® (800-275-8777)
  • TTY: 877-889-2457
  • Phone: 970-833-3010

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

1070 Diamond Valley Dr Ste 500
80550 Windsor

  • 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
1070 Diamond Valley Dr Ste 500, 80550 Windsor
State
Colorado
Official website
usps.com

Good to know

USPS Post Office Win Carrier Annex - Windsor is in Windsor, at 1070 Diamond Valley Dr Ste 500. It opens on weekdays only, 5 days a week.

When it is closed, the nearest other offices are USPS Post Office Windsor (1.4 mi) and USPS Post Office Severance (4.2 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 Win Carrier Annex - Windsor open on Saturday?

No It is closed on Saturday.

Is USPS Post Office Win Carrier Annex - Windsor open on Sunday?

No It is closed on Sunday.

What time does USPS Post Office Win Carrier Annex - Windsor close?

It closes Monday to Friday at 5:00 pm.

Is there a cash machine?

This Post Office does not list a cash machine.

Other offices in Windsor

All offices in Windsor