Johnstown Post Office
121 Castle Pines Ave, Johnstown, CO 80534
Phone: 970-587-4246
Fax: 970-587-0140
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
PO Box Access Available
Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours
Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 12:00pm
Sunday Closed
Monday Closed
Tuesday 12:00pm - 1:00pm
Wednesday 12:00pm - 1:00pm
Thursday 12:00pm - 1:00pm
Friday Closed
Saturday Closed
Sunday Closed
Monday 9:00am - 12:00pm, 2:00pm - 4:00pm
Tuesday 9:00am - 12:00pm, 2:00pm - 4:00pm
Wednesday 9:00am - 12:00pm, 2:00pm - 4:00pm
Thursday 9:00am - 12:00pm, 2:00pm - 4:00pm
Friday 9:00am - 12:00pm, 2:00pm - 4:00pm
Saturday Closed
Sunday Closed
- Visit our Passport FAQ page for a complete overview of what to bring, what you need to know, and how long it will take.
- You will need two forms of Identification with copies.
- A passport quality photo. Available at location.
- The appropriate application form printed and filled out, and the required fee for applying or renewing.
- You can find up to date costs, information, and forms at the State Departments Travel Site
*Appointments are required outside of walk-in hours to apply for or renew US Passports. Please Call or schedule online.
Monday 9:00am - 11:30am, 2:15pm - 4:00pm
Tuesday 9:00am - 11:30am, 2:15pm - 4:00pm
Wednesday 9:00am - 11:30am, 2:15pm - 4:00pm
Thursday 9:00am - 11:30am, 2:15pm - 4:00pm
Friday 9:00am - 11:30am, 2:15pm - 4:00pm
Saturday Closed
Sunday Closed
- Bulk Mail Acceptance
- Bulk Mail Account Balance
- Bulk Mail New Permit
- Burial Flags
- 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)
- Passport Acceptance
- Passport Photo
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
- Lot Parking
- Passport Appointment Hours
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:
Milliken
1009 Broad St
2.0 miles away
Mead
350 Welker Ave
5.5 miles away
Win Carrier Annex
1070 Diamond Valley Dr Ste 500
5.5 miles away
Gilcrest
301 Main St
5.6 miles away
Weld County