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IRWIN

Post Office™
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3373 SWAN VALLEY HWY
IRWIN, ID 83428-9998

Closed

Wednesday

9:30 am - 1:30 pm

Thursday

9:30 am - 1:30 pm

Friday

9:30 am - 1:30 pm

Saturday

Closed

Sunday

Closed

Monday

9:30 am - 1:30 pm

Tuesday

9:30 am - 1:30 pm

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 208-643-7420
TTY | 877-889-2457

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Services at the Irwin Post Office

Service hours may vary. For all location services, see all hours.

  • Domestic Money Orders
  • Inquiry Money Orders
  • There are no passport services available at this location.
  • Carrier Services
  • Duck Stamps
  • General Delivery
  • Priority Mail International®
  • PO Box™ Online
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left Mail
  • Business Reply Mail® Account Balance
  • Business Reply Mail® New Permit
  • Call Referral
  • There are no biometric services available at this location.
Retail

Mon-Fri 9:30 am-1:30 pm

Sat Closed

Sun Closed

Call Referral

Mon-Fri 9:30 am-1:30 pm

Sat 10:30 am-12:30 pm

Sun Closed

Carrier Call Referral

Mon-Fri 9:30 am-1:30 pm

Sat 10:30 am-12:30 pm

Sun Closed

Last Collection

Mon-Fri 1:30 pm

Sat 12:00 pm

Sun Closed

Pickup Accountable Mail

Mon-Fri 9:30 am-1:30 pm

Sat 10:30 am-12:30 pm

Sun Closed

Pickup Hold Mail

Mon-Fri 9:30 am-1:30 pm

Sat 10:30 am-12:30 pm

Sun Closed

Pickup Notice Left Mail

Mon-Fri 9:30 am-1:30 pm

Sat 10:30 am-12:30 pm

Sun Closed

PO Box™ Access

Mon-Fri 12:01 am-11:59 pm

Sat 12:01 am-11:59 pm

Sun 12:01 am-11:59 pm

PO Box™ Delivery

Mon-Fri 12:00 pm

Sat 12:00 pm

Sun Closed

IDAHO FALLS

605 4TH ST

IDAHO FALLS, ID 83401-9998

POCATELLO

730 E CLARK ST

POCATELLO, ID 83201-9998

IRWIN

3373 SWAN VALLEY HWY

IRWIN, ID 83428-9998

SWAN VALLEY

3004 SWAN VALLEY HWY

SWAN VALLEY, ID 83449-9998

VICTOR

92 S MAIN ST

VICTOR, ID 83455-9998

At This Location

Lot Parking Available

For facility accessibility, please call the Post Office.
1-800-ASK-USPS® (800-275-8777)

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