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20 Past 4

Name: 20 Past 4
Address: 3590 Ann Arbor Rd, Jackson, MI, 49202, US
Telephone: 5178834200
Price range: $$

Dispensary Medical Recreational

5178834200 Visit Website ↗

3590 Ann Arbor Rd
Jackson, MI 49202

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About 20 Past 4

20 Past 4 is a cannabis dispensary located at 3590 Ann Arbor Rd, 49202 in Jackson, Michigan. They serve both medical patients and recreational customers.

Cannabis in Michigan is currently classified as Fully Legal. Both recreational and medical cannabis are legal. Recreational customers must be 21+. The possession limit is Up to 2.5 oz.

To reach 20 Past 4, call 5178834200 and visit their website. We recommend calling ahead to confirm hours and product availability.

What to Know Before Visiting

Bring a valid government-issued photo ID (driver's license, passport, or state ID)
Recreational customers must be 21+; medical patients need their medical card (18+)
First-time visitors may need to complete a brief check-in or registration
Many dispensaries are cash-only — bring cash or use the ATM if available
Ask your budtender for recommendations based on your experience level and desired effects
Don't consume cannabis in public or while driving — consume responsibly at a private residence

Know before you go — free courses

Cannabis 101 The plant, the products, and responsible use — a 40-minute foundation
Reading Product Labels & COAs Decode potency, batch numbers, and lab results before you buy
Edibles 101: Dosing Without the Disaster Onset, peak, and the two-hour rule — skip the classic mistake

All 17 free courses, with certificates →

Cannabis in Michigan

Legal Status: Fully Legal
Medical: Legal — 18+ with card
Recreational: Legal — 21+
Possession Limit: Up to 2.5 oz

Michigan legalized recreational cannabis in 2018.

Full Michigan Cannabis Laws →

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Frequently Asked Questions

What do I need to bring to visit 20 Past 4?

Bring a valid government-issued photo ID (driver's license, passport, or state ID). For recreational purchases, you must be 21+. First-time visitors may need to complete a brief registration.

What is the phone number for 20 Past 4?

You can reach 20 Past 4 by phone at 5178834200. We recommend calling ahead to confirm hours and availability before your visit.

Is 20 Past 4 open today?

We don't have today's hours on file. Call 5178834200 to check if they're open right now.

Is 20 Past 4 a medical or recreational dispensary?

20 Past 4 caters to both medical patients and recreational customers. Medical patients should bring their state-issued card. Recreational visitors must be 21+ with valid photo ID.