Brand Certified
Sinclair Gas Station
4.0(19 reviews)
Certified by Sinclair Gas Station • Apr 26, 2026
Business Details
1004 Iowa Ave, Onawa, IA
51040, United States
Certified by Sinclair Gas Station • Apr 26, 2026
(712) 423-3265
Certified by Sinclair Gas Station • Apr 26, 2026
https://stations.sinclairoil.com/ia/onawa/1004-iowa-ave
Certified by Sinclair Gas Station • Apr 26, 2026
About
Certified by Sinclair Gas Station • Apr 26, 2026
Gas StationConvenience Store
Sinclair brings more than a century of trusted American fueling with our iconic DINO® and DINOCARE™ TOP TIER™ gasoline to help engines stay clean and efficient. Sinclair stations combine quality fuel and modern convenience – and with DINOPAY®, our mobile payment app, fueling up is fast, simple and secure.
Location
Certified by Sinclair Gas Station • Apr 26, 2026
Hours
Certified by Sinclair Gas Station • Apr 26, 2026
Monday6:00 AM - 10:00 PM
Tuesday6:00 AM - 10:00 PM
Wednesday6:00 AM - 10:00 PM
Thursday6:00 AM - 10:00 PM
Friday6:00 AM - 10:00 PM
Saturday6:00 AM - 10:00 PM
Sunday6:00 AM - 10:00 PM
Reviews
4.0
19 reviews
5 stars
8
4 stars
6
3 stars
3
2 stars
1
1 star
1
- KGKathryn GreenwoodAug 6, 20195.0I always go here.
Frequently Asked Questions About Sinclair Gas Station
What products and services does Sinclair Gas Station offer?
Sinclair Gas Station offers gasoline including DINOCARE™ A TOP TIER™ Gasoline, convenience store items, and grocery products.
Where is Sinclair Gas Station located?
It is located at 1004 Iowa Ave, Onawa, IA 51040, United States.
What are the operating hours of Sinclair Gas Station?
The station is open every day from 6:00 AM to 10:00 PM.
What payment options are accepted at Sinclair Gas Station?
The station accepts American Express, Cash, Discover, MasterCard, and Visa payment options.
How can I contact Sinclair Gas Station?
You can reach them at +1 712-423-3265, which is their main and toll-free phone number.
Does Sinclair Gas Station have an online presence or app?
Yes, they have a website and mobile apps available on both Android and iOS platforms for easy access and payment.
What is unique about Sinclair Gas Station's gasoline?
They provide DINOCARE™ A TOP TIER™ Gasoline which is designed to keep engines running efficiently and help American drivers on the road longer.
What nearby places can I visit before or after fueling at Sinclair Gas Station?
Nearby places include Sparky's One Stop for additional convenience shopping, Carrier Coffee And Tea Company for a coffee break, and Godfather's Pizza Express for dining.
Are there hair salons near Sinclair Gas Station where I can get beauty services?
Yes, Divine Salon Studio and Hair It Is are nearby salons offering hair and beauty services.
What travel or postal services are available close to Sinclair Gas Station?
Loess Hills Travel offers travel services, and Post Office-Onawa and United States Postal Service are nearby for mailing and shipping needs.
Brand Certified Facts from Sinclair Gas Station
This information is certified by Sinclair Gas Station 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 April 26, 2026Yext Knowledge Graph
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- Legal business name
- Hours of operation
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