What are the hours at the 12443 South Mainstreet Starbucks?

Weekdays run 5 AM to 9 PM. Saturday hours are 5 AM to 9 PM. Hours may vary on holidays.

Does this Starbucks have Wi-Fi?

Yes — this location offers 75 Mbps Wi-Fi for guests, with approximately 8 power outlets across the seating area.

Where is this Starbucks located?

The store is at 12443 South Mainstreet, Rancho Cucamonga, CA, 91739. It is a short walk from South Mainstreet.

What amenities are at this Starbucks?

The location carries Mobile Order & Pay, Takeaway, and WiFi. Seating includes roughly 8 power outlets.

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location_cityUrban Hub

NEIGHBORHOOD

South Mainstreet

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75 Mbps

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Busy

Weekly Traffic Pattern

Peak Moderate Quiet

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Tue

Wed

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Starbucks in Rancho Cucamonga — 12443 South Mainstreet, Rancho Cucamonga, CA, 91739

Rancho Cucamonga, California · US

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Address

12443 South Mainstreet, Rancho Cucamonga, CA, 91739

Rancho Cucamonga, California

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Phone

+1 909-646-8562

Call ahead for availability

schedule

Today's Hours

Wednesday: 05:00 – 21:00

See full schedule below

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This Starbucks ranks among the top 50% of stores in Rancho Cucamonga for overall experience.

Quick Answer

Starbucks at 12443 South Mainstreet, Rancho Cucamonga, CA, 91739, Rancho Cucamonga

Status

Open now · Today 05:00 – 21:00

Address

12443 South Mainstreet, Rancho Cucamonga, CA, 91739, Rancho Cucamonga, California

Phone

+1 909-646-8562

What makes it special

Free Wi-Fi and a full Starbucks menu.

Hours

schedule

Weekly Schedule

Monday05:00 – 21:00

Tuesday05:00 – 21:00

WednesdayToday

05:00 – 21:00

Thursday05:00 – 21:00

Friday05:00 – 21:00

Saturday05:00 – 21:00

Sunday05:00 – 21:00

Hours can shift on national holidays. Check the complete Memorial Day schedule and which stores stay open.

Amenities

Store Features & Amenities

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Free Wi-Fi

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Mobile Order & Pay

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Takeaway

Looking for something specific? Browse 24-hour locations at Starbucks in California — ranked by store features and customer-verified data.

Timing

Best Times to Visit

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Quietest Hours

This is a high-traffic location. Your best window is 9:00–11:00 AM on weekdays — or use Mobile Order & Pay even during quieter hours to avoid counter waits.

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Morning Rush

7:00–9:00 AM weekdays. Busiest period — use Mobile Order & Pay to skip the queue.

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Weekend Peak

10:00 AM–1:00 PM on weekends. Consider arriving early or ordering ahead via the app.

Location

Location & Directions

How to Get Here

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By Car

Navigate to 12443 South Mainstreet, Rancho Cucamonga, CA, 91739, Rancho Cucamonga, California. Coordinates: 34.11064, -117.53396.

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By Public Transit

Check Google Maps for the nearest bus or rail stop to 12443 South Mainstreet, Rancho Cucamonga, CA, 91739.

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On Foot

Near: South Mainstreet. Use Google Maps for walking directions.

Parking Near This Starbucks

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Street Parking

Metered street parking may be available near 12443 South Mainstreet, Rancho Cucamonga, CA, 91739. Check signage for time limits.

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Nearby Garages

Paid garages may be available in the area. Use Google Maps for real-time parking availability.

Pricing

Price Guide

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Typical Prices

Drip Coffee (Tall)$3.25 – $3.75

Latte (Grande)$4.95 – $5.75

Frappuccino (Grande)$5.25 – $6.45

Cold Brew (Grande)$4.45 – $5.25

Food Items$2.95 – $6.95

Prices are approximate and may vary by location and season.

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Payment Methods

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Credit & Debit Cards (Visa, Mastercard, Amex)
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Starbucks App & Gift Cards
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Apple Pay & Google Pay
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Cash
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Samsung Pay

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Starbucks Rewards

Earn Stars on every purchase via the Starbucks app. Redeem Stars for free drinks, food, and merchandise.

How Stars Work

Starbucks Card2 Stars / $1

Linked credit/debit1 Star / $1

Free handcrafted drink200 Stars

Accessibility

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Standard Accessibility Features

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Wheelchair-accessible entrance
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Wheelchair-accessible seating
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Accessible restroom
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Service animals welcome
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Visual menus and digital menu boards

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Accessible Ordering

Mobile Order & Pay

Order ahead via the Starbucks app to minimise wait time and avoid busy counter areas.

Drive-Through

This location does not have a drive-through. Staff are available at the counter to assist.

Contact the store directly to confirm specific accessibility requirements before visiting.

About This Starbucks — Rancho Cucamonga

Location Overview

The 12443 South Mainstreet Starbucks serves Rancho Cucamonga from 5 AM to 9 PM Monday through Friday. Saturday doors stay open from 5 AM to 9 PM at this location. Store amenities include Mobile Order & Pay, Takeaway, and WiFi, rounding out the on-site experience. Seating stays busy, with 8 power outlets available for working sessions. Visitors note the proximity to South Mainstreet as a reason to stop here first. Between the hours, the amenities, and the 91739 (34.11064,-117.53396) location, this is a practical pick inside Rancho Cucamonga.

This location is within walking distance of South Mainstreet and serves the surrounding Rancho Cucamonga neighborhood. This is a high-traffic location — mobile ordering is recommended during peak hours.

How This Location Compares in Rancho Cucamonga

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This is a high-traffic location. For a quieter experience in Rancho Cucamonga, consider visiting during off-peak hours or check nearby stores with lower noise levels.

Rancho Cucamonga Guide

Inside Rancho Cucamonga's walking grid, 12443 South Mainstreet connects directly to South Mainstreet, anchoring the cafe to local errands. Weekday openings at 5 AM meet commuter schedules, and the 9 PM close covers early evenings in Rancho Cucamonga. Weekend visitors to 12443 South Mainstreet get 5 AM to 9 PM Saturday coverage across Rancho Cucamonga. The store's busy setting at 91739 (34.11064,-117.53396) paired with 8 outlets suits laptop stops between 3 amenities.

What's Nearby

12443 South Mainstreet runs close to South Mainstreet, giving Rancho Cucamonga visitors a compact neighborhood loop. A single 12443 South Mainstreet stop puts most short Rancho Cucamonga errands within reach without re-parking. A busy room and 8 outlets at 12443 South Mainstreet 91739 let visitors pause longer between Rancho Cucamonga errands. Weekday rhythm at 34.11064,-117.53396 runs 5 AM to 9 PM, which shapes how nearby Rancho Cucamonga errands pair with a cafe stop.

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LEARN MORE

Nearby Landmarks

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South Mainstreet

British Columbia". May 17, 2024. "Mainstreet British Columbia, April 2024 Public - Mainstreet Research". "Mainstreet British Columbia, March

Wikipedia →

Local Tips

1
Weekday opens at 5 AM and closes at 9 PM bracket the 12443 South Mainstreet (34.11064,-117.53396) flow in Rancho Cucamonga; Saturday 5 AM to 9 PM extends the pattern.
2
For study sessions at 12443 South Mainstreet, 8 outlets pair with a busy floor, and features on site include Mobile Order & Pay, Takeaway, and WiFi.
3
Step onto 12443 South Mainstreet and South Mainstreet is a short walk away in Rancho Cucamonga, keeping errands compact. 12443 South Mainstreet in Rancho Cucamonga, CA 91739 (34.11064,-117.53396) backs onto a block with 3 active service fronts inside.

Last updated: May 2026 · Data sourced from OpenStreetMap (ODbL)

#StarbucksRanchoCucamonga#RanchoCucamongaCoffee#StarbucksNearMe#CoffeeShopWifi

Plan Your Visit

Planning Your Visit

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Power outlets

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75 Mbps

Wi-Fi speed

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Noise level

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Seating capacity

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For Remote Workers & Students

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Wi-Fi & Connectivity

Free, unlimited Wi-Fi available (~75 Mbps). No login required — connect to the Starbucks network and accept the terms.

Network Details

check_circleNetwork name: "Starbucks" or "Google Starbucks"
check_circleNo time limit or purchase required
check_circleApproximate speed: 75 Mbps
check_circleSupports video calls and cloud-based work

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Best Times for Focused Work

This is a high-traffic location. For focused work, aim for 9:00–11:00 AM or 2:00–4:00 PM on weekdays.

Traffic Pattern

Mon–Fri 7:00–9:00 AMPeak

Mon–Fri 12:00–1:00 PMModerate

Tue–Thu 9:00–11:00 AM, 2:00–4:00 PMQuiet

Sat–Sun 10:00 AM–12:00 PMPeak

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Seating & Power Outlets

Approximately 8 power outlets available at this location. Window and wall seating typically offer the best access.

Outlet Locations

check_circleWall seating: highest outlet density
check_circleWindow bar: good for single-screen work
check_circleCenter tables: limited power access
check_circleTotal: ~8 outlets across the store

Seating can fill quickly during peak hours. Arrive before 8:00 AM for the best choice.

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General Visit Tips

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Mobile Order

Use the Starbucks app to order ahead and skip the queue — especially useful during rush hours.

How Mobile Order Works

1Open Starbucks app → Order → Select this location
2Pay in-app with card, Apple Pay, or Stars
3Collect at dedicated mobile order counter
4No queue — order ready on arrival

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Customization

All drinks are fully customizable — milk alternatives, syrups, temperature, and size.

Popular Customizations

check_circleOat milk — most popular alternative
check_circleHalf-sweet / sugar-free syrup
check_circleExtra shot espresso (+$0.80)
check_circleCold foam topping
check_circleLight ice / no ice

Size Guide

Tall12 oz (hot & cold)

Grande16 oz (hot & cold)

Venti20 oz hot / 24 oz cold

Trenta30 oz (cold drinks only)

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Reusable Cup Discount

Bring your own reusable cup for a 10-cent discount on any beverage.

Accepted Cup Types

check_circleAny clean personal cup or travel mug
check_circleNo minimum capacity requirement
check_circleBarista adjusts proportions to your cup size
check_circleCold cups accepted for iced drinks
check_circle10¢ discount applied automatically at register

Helpful Reading

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Guide

Top Starbucks locations for remote work and laptop sessions

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Q&A

Starbucks closing hours — typical evening shutdown by location

Popular Drinks at This Location

Full menu available in-store and via the Starbucks app. Seasonal items vary by region and time of year.

Like every U.S. Starbucks, this location serves the full handcrafted-beverage menu. Two reads worth your time: Top Starbucks locations for remote work and laptop sessions and our Complete Starbucks internet guide — 25–125 Mbps, no time limit, no password.

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Signature Espresso Drinks

chevron_rightCaramel Macchiato
chevron_rightVanilla Latte
chevron_rightFlat White
chevron_rightCappuccino
chevron_rightAmericano

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Cold Brew & Iced Drinks

chevron_rightNitro Cold Brew
chevron_rightCold Brew Coffee
chevron_rightIced Caramel Macchiato
chevron_rightIced Matcha Latte
chevron_rightIced Coffee

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Seasonal Favorites

chevron_rightPumpkin Spice Latte
chevron_rightPeppermint Mocha
chevron_rightToasted White Chocolate Mocha
chevron_rightChestnut Praline Latte

Comparison

How does this store compare?

Feature	This Store	7369 Milliken Avenue	11090 Foothill Boulevard	10831 Foothill Boulevard
Drive-through	No	No	No	No
Free Wi-Fi	Yes	Yes	Yes	Yes
Power outlets	8	16	12	16
Noise level	Busy	Moderate	Moderate	Moderate
Rating	—	—	—	—
Today’s hours	05:00–21:00	06:00–20:00	05:00–21:00	05:00–21:00

Nearest Starbucks locations in Rancho Cucamonga, ranked by straight-line distance.

FAQ

Frequently Asked Questions

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What time does this Starbucks open?

Weekday mornings, this Rancho Cucamonga Starbucks unlocks its doors at 05:00. For Wednesday, expect 05:00–21:00; double-check on a holiday.

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When does this Starbucks stop serving?

This Starbucks at 12443 South Mainstreet, Rancho Cucamonga, CA, 91739 closes at 21:00 on weekdays. Today (Wednesday): closes at 21:00. Weekend closing times may differ — see the full schedule above.

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Is there drive-thru service at this location?

Drive-thru: not available at 12443 South Mainstreet, Rancho Cucamonga, CA, 91739. Walk-in only — for drive-thru, see other Rancho Cucamonga locations on this site.

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Is there free Wi-Fi at this Starbucks?

Wireless internet is provided free of charge at this Rancho Cucamonga Starbucks. Sign-on is on a captive-portal page; speeds vary with how busy the cafe is.

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Does this Starbucks accept Mobile Order & Pay?

Yes. This Starbucks supports Mobile Order & Pay via the Starbucks app. Place your order before arriving and collect at the mobile order counter.

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How can I reach this Rancho Cucamonga Starbucks by phone?

Call 12443 South Mainstreet, Rancho Cucamonga, CA, 91739 directly at +1 909-646-8562.

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How do I get directions to this Starbucks?

12443 South Mainstreet, Rancho Cucamonga, CA, 91739 sits in Rancho Cucamonga, California. The map below shows the exact spot — tap Get Directions for routing. GPS coordinates: 34.11064, -117.53396.

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Can I park at this Rancho Cucamonga Starbucks?

Parking availability varies near 12443 South Mainstreet, Rancho Cucamonga, CA, 91739. Street parking, metered spots, and nearby garages may be available depending on the neighborhood. Check Google Maps for real-time parking options nearby.

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Is the location at 12443 South Mainstreet, Rancho Cucamonga, CA, 91739 ADA accessible?

Standard Starbucks builds at 12443 South Mainstreet, Rancho Cucamonga, CA, 91739 include accessible entrance, seating, and restroom. Smaller licensed stores can vary — call ahead if a specific feature (counter height, accessible parking) matters for your visit.

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How much should I budget for a drink at this Rancho Cucamonga Starbucks?

A Grande latte at Starbucks typically costs between $4.45 and $5.25. Prices may vary slightly by location and region. Use the Starbucks app to see current menu prices and available customizations.