Post offices

High Mar Post Office

Open by scheduleMonday · 9 AM – 5:30 PM

Boulder, CO

ⓘ Hours as published by the business

4985 Moorhead Avenue, Boulder, CO
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Opening hours

Monday · Today
9 AM – 5:30 PM
Tuesday
9 AM – 5:30 PM
Wednesday
9 AM – 5:30 PM
Thursday
9 AM – 5:30 PM
Friday
9 AM – 5:30 PM
Saturday
9 AM – 1 PM
Sunday

Holidays and short days are the usual exceptions — call before a long drive.

▤ Contact & details

⌖ Address
4985 Moorhead Avenue, Boulder, CO 80305-9998
◇ Directions
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◆ Category
Post offices
◎ Country
US
◇ Operated by
United States Postal Service
▰ Official name
USPS

Record checked

About this location

A few stories people tell about this place

1. At High Mar Post Office, a regular once exclaimed, ‘I just saw a letter fly right out of that mailbox!’ Since then, employees claim they’ve seen envelopes floating through the air on windy days. One day, a delivery driver noticed an envelope hovering near his truck. Thinking it was addressed to him, he picked it up—and found only stamps and no return address. From then on, whenever someone asked about mysterious letters, he’d wink and say, ‘Oh, I got one yesterday.’

2. At High Mar Post Office, an elderly lady announced one day, 'I just mailed a letter that wrote itself!' Since then, locals claim they’ve seen envelopes floating through the air and stamps appearing out of thin air. Soon after, people started noticing strange things happening—letters addressed to unknown recipients were delivered to random houses, while others received cards from ‘a grateful stranger.’ A regular complained, ‘My cat now writes letters in his sleep!’ Eventually, someone posted a sign: ‘Letters here may take any route but will always reach their destination eventually.’

3. At High Mar Post Office, a delivery driver recently discovered something unusual in the parking lot—a package addressed to someone who hadn’t ordered anything. Upon opening it, he found inside an old photo of a smiling cat with a note reading: ‘To whoever finds this—please return to High Mar’s nicest neighborhood.’ Turns out, it was just a prank from a neighbor who wanted everyone to know how friendly they were.

4. At High Mar Post Office, a delivery driver recently found a mysterious package addressed to no one in particular. Curious neighbors started stopping by daily to check its progress. As days passed, more and more people joined the queue outside, each hoping for a glimpse of the elusive package. Finally, after weeks of waiting, it was revealed that the package contained nothing but old newspapers and a note saying ‘Welcome to High Mar!’ Turns out, someone had just wanted to brighten everyone’s day with a little prank.

Source details

Business attributes

Address

City
Boulder
Housenumber
4985
Postcode
80305-9998
State
CO
Street
Moorhead Avenue

Contacts

Hours & freshness

Check date
2026-06-10
Opening hours
Mo-Fr 09:00-17:30, Sa 09:00-13:00

Brand & operator

Operator
United States Postal Service
Short
USPS
Type
public
Wikidata
Q668687
Wikipedia
en:United States Postal Service
Short name
USPS

What it offers

Amenity
post office

Source: OpenStreetMap, 20 recorded details for this place, last confirmed 2026-06-10.

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