A must-visit for coin lovers
Scanning through their collection late at night, I realize how much passion they put into every coin. Truly a treasure for anyone who loves the thrill of discovery and history.
Date: April 19, 2026 · Ref. ID: #42295
Treasure Island Stamps & Coins is a coin dealer in Sunnyvale, California, rated 5.00 out of 5 from 3 customer reviews published on Goldiew.
★ 5.00
All reviews
Average rating based on 3 reviews
Found some hidden gems worth checking out
Loved browsing their collection, stumbled upon some hidden gems. The service was friendly and made me feel comfortable throughout. Will definitely come back again!
Date: February 4, 2026 · Ref. ID: #38226
Really impressed with their knowledge
I've been collecting coins for years, and this place just keeps impressing me with their knowledge. Always willing to explain everything in detail, love how thorough they are!
Date: December 21, 2025 · Ref. ID: #35807
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Business details
Treasure Island Stamps & Coins is a Coin dealer located at 103 E El Camino Real, Sunnyvale, CA 94086. Here is a list of all the activities that Treasure Island Stamps & Coins specializes in: Coin dealer, Stamp shop.
Contact info
- http://www.treasureislandstampsandcoins.com/
- +1 650-855-9905
- 103 E El Camino Real, Sunnyvale, CA 94086
- 94086
- Heritage District
Open Hours
· Closes in 1h 40m
Monday: 9 AM-4:30 PM
Tuesday: 9 AM-4:30 PM
Wednesday: 9 AM-4:30 PM
Thursday: 9 AM-4:30 PM
Friday: 9 AM-4:30 PM
Saturday: 9 AM-4:30 PM
Sunday: Closed
Opening hours and open/closed status for Treasure Island Stamps & Coins are shown based on their local time zone.
Time Zone
America/Los_Angeles
Business categories & location
See what type of business Treasure Island Stamps & Coins is and where they operate. Click any state or city to explore more businesses of the same type in that location.
Coin dealer
About Treasure Island Stamps & Coins
Treasure Island Stamps & Coins is a business located in Sunnyvale, California, that specializes in the buying and selling of coins and stamps. As a coin dealer, the store offers a wide variety of ancient, foreign, and US coins, as well as gold and silver bullion. Additionally, the store also contains a stamp shop, offering an impressive selection of stamps from around the world. The business caters to both collectors and investors alike. They have been serving the Sunnyvale community for many years, providing knowledgeable service and quality products. This description is strictly focused on objective facts about the business and its offerings. It does not indicate any level of reliability or any other subjective factors related to the business.
Verified social profiles
This business has not added any verified social profiles yet.
| Rating & Label | Meaning |
|---|---|
| 5.00 - 4.50 ✅ Excellent Reputation | Consistently rated highly by users. Strong trustworthiness. |
| 4.49 - 3.80 🟢 Good Standing | Generally well-reviewed with some concerns. |
| 3.79 - 2.80 ⚠️ Mixed Feedback | Reviews vary; some report good experiences, others have concerns. |
| 2.79 - 1.80 🟠 Needs Improvement | Multiple negative reviews highlight recurring issues. |
| 1.79 - 1.00 🔴 Poor Reputation | Generally low-rated with significant concerns. |
| ⏳ Awaiting Reviews | This company has not been reviewed yet. |
Note: The Safety Index for Treasure Island Stamps & Coins is based on an average user rating of 5.00 from 3 user reviews. This rating determines the company’s reputation level: Excellent Reputation.
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