Brand Certified
Dunkin'
3.7(305 reviews)
Certified by Dunkin' • Mar 01, 2026
Business Details
531 Islington St, Portsmouth, NH
03801, United States
Certified by Dunkin' • Mar 01, 2026
(603) 431-7350
Certified by Dunkin' • Mar 01, 2026
https://www.dunkindonuts.com
Certified by Dunkin' • Mar 01, 2026
About
Certified by Dunkin' • Mar 01, 2026
Coffee ShopDonut ShopBreakfast RestaurantBakeryBagel ShopFast Food RestaurantTake Out RestaurantDunkin'
Dunkin’ is America’s favorite all-day, everyday stop for coffee, espresso, breakfast sandwiches and donuts. The world’s leading baked goods and coffee chain, Dunkin’ serves more than 3 million customers each day. With 50+ varieties of donuts and dozens of premium beverages, there is always something to satisfy your craving.
Dunkin’ is proud to serve Portsmouth, NH for all breakfast and snacking needs. Stop by today to try a classic favorite or a new featured product!
Details
- Dine-inNot available
- DeliveryAvailable
- TakeoutAvailable
- Credit cardAvailable
Location
Certified by Dunkin' • Mar 01, 2026
Hours
Certified by Dunkin' • Mar 01, 2026
Reviews
3.7
305 reviews
5 stars
128
4 stars
69
3 stars
44
2 stars
15
1 star
49
What are people saying?
AI-generated from recent customer reviews
Service Quality
Customers reported inconsistent service, with some praising friendly staff while others experienced poor interactions and long wait times.
Food Quality
Feedback indicated that food quality is often subpar, with complaints about undercooked items and unappetizing flavors.
Cleanliness
Several reviews highlighted cleanliness issues, particularly regarding food preparation areas and the presence of flies.
Drive-Thru Experience
The drive-thru service was frequently criticized for being slow and poorly managed, leading to long wait times.
Coffee Consistency
While many customers enjoyed the coffee, there were complaints about burnt coffee and inconsistency in taste.
- ALAustin LochtefeldFeb 24, 20261.0This Dunkin’ is terrible the food is half cooked and it looks like they take the bag and throw it at the wall before you get it
- TDTris Dashti-GibsonJan 30, 20265.0Friendly service and always good coffee.
- JDJulia DuffneyJan 12, 20265.0Did drive-thru 4 coffee, Latte w/protein iced ❤️
- OUOlivia UhlirDec 15, 20251.0We walked in and looked at the donuts and I saw a fly a big one and I told the cashier about it whom also had yellow teeth and she said oh yea that fly and other flies have been doing that for forever and it’s normal and that those flies have touched ever donut there and more !!!!!!!!! Like ewwwwwww # fly party secret code bzzzzzzzz
- RSRich StevensDec 3, 20255.0Nice clean quick service friendly staff!
Frequently Asked Questions About Dunkin'
What are the operating hours of Dunkin' in Portsmouth, NH?
Dunkin' in Portsmouth, NH is open daily from 5:00 AM to 8:00 PM.
Does this Dunkin' location offer delivery and pickup services?
Yes, this Dunkin' location offers both delivery and curbside pickup.
What special holiday beverages are available at this Dunkin'?
During the holiday season, you can try the new Cookie Butter Cloud Latte, Peppermint Mocha, Toasted White Chocolate Signature Lattes, and Berry Sangria Refresher.
Can I order ahead using a mobile app for faster service at Dunkin'?
Yes, you can order ahead using the Dunkin' mobile app available on iOS and Android for a fast grab and go experience.
What types of food and beverages does Dunkin' serve?
Dunkin' serves coffee, espresso, breakfast sandwiches, donuts, tea, and offers meals for breakfast, brunch, and lunch.
Is there a drive-thru available at this Dunkin' location?
Yes, this Dunkin' location offers a drive-thru service for customer convenience.
Are there any other Dunkin' locations nearby?
Yes, there is another Dunkin' nearby that also offers donuts, coffee, and smoothies.
What health and wellness services are located near this Dunkin'?
Nearby, you'll find LifeStance Therapists & Psychiatrists Portsmouth, Gregory Lennox counseling services, and Thrive Med Spa & Wellness for health and wellness needs.
Are there banks or financial services close to this Dunkin'?
Yes, Sis Bank, Partners Bank, and Edward Jones - Financial Advisor: Bob Smith, AAMS® are located near Dunkin'.
How can visiting nearby attractions complement my Dunkin' visit?
You can start your day with Dunkin's breakfast and then visit nearby landmarks like the historic Carini Apartments or check out local services such as Paychex Inc. for business needs.
Brand Certified Facts from Dunkin'
This information is certified by Dunkin' and published from the brand's official system of record. Data is distributed through an enterprise-grade knowledge management platform. Learn more about our data sources
Certified March 01, 2026Yext Knowledge Graph
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- Legal business name
- Hours of operation
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