Certified by United States Postal Service • Oct 04, 2026
Post OfficeCargo ServiceLogistics ServiceShipping ServicePackaging Supply StoreMoney Order ServiceUnited States Postal Service
Visit your local Post Office™ at 3860 Highway 21 to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more
Location
Certified by United States Postal Service • Oct 04, 2026
Certified by United States Postal Service • Oct 04, 2026
Monday8:30 AM - 1:00 PM2:00 PM - 4:30 PM
Tuesday8:30 AM - 1:00 PM2:00 PM - 4:30 PM
Wednesday8:30 AM - 1:00 PM2:00 PM - 4:30 PM
Thursday8:30 AM - 1:00 PM2:00 PM - 4:30 PM
Friday8:30 AM - 1:00 PM2:00 PM - 4:30 PM
Saturday9:00 AM - 12:00 PM
SundayClosed
Products & Services
1 list · 5 items
USPS Services
5 items
Buy postage
Get information about USPS® products and services
Weigh and classify postage of envelopes and parcels
Change of Address (COA) service
Buy or cash Postal money orders
Reviews
3.6
11 reviews
5 stars
6
4 stars
1
3 stars
1
2 stars0
1 star
3
DD
Denise Damewood
Jun 16, 2026
5.0
I love my post office. Friendly, fast, helpful and timely.
DB
David Beck
Dec 2, 2024
5.0
Best post office in town!
HN
Hilary Newberry
Jul 19, 2024
1.0
The mail carrier is so incredibly rude. Hopefully she finds happiness somewhere other than holding mail without notifying what the issue is and God forbid you ask kindly if there is a way to get notified she will 100 percent snap at you for asking if there is away to sign up for emails or texts somewhere. Ps the 2 bees on my mail box are taken care of.
Pss we miss the last mail carrier. He was always a delight and loved his job.
TG
Trish Grunke
Jan 13, 2023
1.0
This post office is terrible. Fourteen year of dealing with them brings nothing but frustration. Lost mail, stolen mail, lost packages, mail and packages left at wrong address and wrong boxes. You name it they do it. Michele tries to help but her contract carriers continue to mess up. Kathy doesn't care and is continually rude.
HH
Honestly Honest
Jan 6, 2019
5.0
When Michelle is there I feel comfortable asking questions,because she's simply a very nice person, outgoing and friendly to the customers. When the other employee Kathrine H. is there I feel like a burden and I don't want to even bother asking questions because she gives this annoyed vibe. Everytime I try to mail something off she has to complain about my mail,she also did this to my husband and sister many times,she's so unfriendly and cranky, making annoyed noises. If she doesn't like her job maybe she shouldn't be working there? I don't care who she thinks she is,I'm a paying customer, I'm not rude or disrespectful towards her,I always smile and say hello. Whenever she is there WE won't go there anymore. I rather go to Boise than doing business with this woman.
Frequently Asked Questions About United States Postal Service
Can I get a passport application at this Post Office?
Yes, Thousands of Post Offices™ accept first-time passport applications for the U.S. Department of State. Most of those locations can also take your passport photo. Please complete and print your passport application form before you apply.
Is an appointment needed for passport services?
Most Post Offices that offer passport services have set hours, and you'll need to schedule an appointment using our online scheduler. We also offer limited Passport walk-in hours at select locations.
Does this location take the photo needed for passports?
For first-time passport and photo services, please make an appointment using our online scheduler.
What is the cost to take a passport photo?
The current fee for a passport photo at USPS is $15.
When does this location do walk-in passports?
We offer limited Passport walk-in hours at select locations.
Can I get a PO Box online?
Yes, you can search for available PO Boxes and reserve one online at https://www.usps.com/manage/po-boxes.htm. The process is quick and secure, and you'll receive instructions for completing your setup in person.
How much is a small PO Box?
PO Box prices vary by location. You can check exact pricing for your area by visiting https://www.usps.com/manage/po-boxes.htm and entering your ZIP Code.
Can you get to the PO Boxes in the lobby after hours?
Most USPS locations offer 24/7 access to PO Boxes in the lobby. Access hours may vary by location, so check with your local Post Office for specific lobby hours.
How can I get a PO Box?
You can apply for a PO Box online or in person at your local Post Office. Just bring two valid forms of ID and your completed application if applying in person. To start online, visit https://www.usps.com/manage/po-boxes.htm.
What time can I check my PO Box weekly and on weekends?
You can check your PO Box during lobby hours, which often include extended hours or 24/7 access. Weekend access may vary. Check with your local Post Office for exact times.
What services does the United States Postal Service at 3860 Highway 21 offer?
This Post Office provides mail and package sending, money orders, Post Office boxes, passport services, gift cards, and more.
Can I apply for a first-time U.S. passport at this Post Office?
Yes, the location accepts first-time passport applications and can take passport photos by appointment.
Is an appointment required for passport services at this Post Office?
Most passport services require scheduling an appointment online, although limited walk-in hours may be available.
What are the Post Office's opening hours?
Monday to Friday: 8:30 AM–1:00 PM and 2:00 PM–4:30 PM; Saturday: 9:00 AM–12:00 PM; closed on Sunday.
How can I get a PO Box at the United States Postal Service?
You can reserve a PO Box online or apply in person with two valid forms of ID at the local Post Office.
Are there any nearby grocery stores to the Post Office for convenient shopping?
Yes, Idaho City Grocery, a supermarket and liquor store, is nearby for your convenience before or after your visit.
Where can I find dining options near the Post Office?
Nearby options include Gold Mine Grill & Saloon, Trudy's Kitchen, Krispy Krunchy Chicken, and calamitiy jaynes for a variety of meals.
Are there any nearby hotels if I need accommodation after visiting the Post Office?
Yes, nearby lodging options include Elkhorn Yurt, The Gold Mine Hotel, and The Smokejumper Tiny Home Resort.
How can I contact the United States Postal Service located at 3860 Highway 21?
You can reach the Post Office by their local phone at +1 208-781-4321 or their alternate phone number at +1 208-392-4512.
Does this Post Office offer 24/7 access to PO Boxes?
Most USPS locations offer 24/7 lobby access to PO Boxes, but hours may vary. Please check with this specific location for details.
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