The legacy oil majors that refine, distribute, and brand fuel across all or most US states. These brands typically operate or franchise the largest station networks and dominate the Top Tier Detergent Gasoline program.
Shell
Top Tier- Parent:
- Shell plc
- Coverage:
- Nationwide US (12,461 stations as of March 2026; Texas leads at 1,577)
- Loyalty:
- Fuel Rewards
Shell operates the largest individually-branded US station network at 12,461 locations as of March 2026, with Texas hosting the most Shell stations of any state (1,577, about 13 percent of the US total). Top Tier certified across all grades. V-Power Nitro+ is the premium-fuel halo product. Fuel Rewards has Silver, Gold, and Platinum tiers offering 3, 5, and 10 cents off per gallon respectively.
Full Shell guide and current prices →
Exxon
Top Tier- Parent:
- ExxonMobil Corporation
- Coverage:
- Nationwide US, heavier presence in the South and Northeast
- Loyalty:
- ExxonMobil Rewards+
Exxon is the consumer-facing brand of ExxonMobil east of the Mississippi and in the Southwest. Top Tier certified. ExxonMobil Rewards+ is a points-based program redeemable for cents-off per gallon. Synergy-branded gasoline includes additional cleaning agents marketed as engine-protection benefits over baseline fuels.
Full Exxon guide and current prices →
Mobil
Top Tier- Parent:
- ExxonMobil Corporation
- Coverage:
- Nationwide US, heavier presence in the West
- Loyalty:
- ExxonMobil Rewards+
Mobil is the western US sister brand to Exxon, with both operating under ExxonMobil since the 1999 merger. Top Tier certified. Mobil 1 motor oil is the brand's premium synthetic line marketed alongside its fuel. The same Rewards+ program covers both Exxon and Mobil stations.
Full Mobil guide and current prices →
Chevron
Top Tier- Parent:
- Chevron Corporation
- Coverage:
- Western and Southern US
- Loyalty:
- Chevron Texaco Rewards
Chevron concentrates stations along the West Coast (particularly California, the Chevron Corporation headquarters state), the Pacific Northwest, the Mountain West, and across the Southeast. Top Tier certified with Techron additive included in all grades. Chevron Texaco Rewards earns 5 points per gallon, redeemable for 5 to 50 cents off per gallon. Chevron acquired the Texaco brand in the 2001 merger.
Full Chevron guide and current prices →
BP
Top Tier- Parent:
- BP plc
- Coverage:
- Nationwide US, heavier presence in the Midwest and Northeast
- Loyalty:
- BPme Rewards / earnify
BP operates a large nationwide network and is Top Tier certified. The BPme app (now part of the broader earnify platform with Amazon Prime integration) handles fuel payment and per-gallon loyalty savings. BP relaunched the Amoco brand in 2017 (now 1,000-plus locations across 26 states plus DC). The bp pulse business is building ultra-fast EV charging hubs including a 75-location Simon Property Group partnership and a 48-bay LAX site. BP acquired TA Petro (TravelCenters of America) in 2023 for 1.3 billion dollars.
Full BP guide and current prices →
Amoco
Top Tier- Parent:
- BP plc
- Coverage:
- 1,000+ locations across 26 states plus DC
- Loyalty:
- BPme Rewards / earnify
Amoco was relaunched by BP in 2017 after 13 years of dormancy following the 1998 BP-Amoco merger. The revived brand passed 1,000 locations across 26 states and the District of Columbia, having added more than 160 sites since the start of 2025. Markets Ultimate-grade premium fuel. Same BPme Rewards loyalty program as BP-branded stations.
Full Amoco guide and current prices →
Marathon
Top Tier- Parent:
- Marathon Petroleum Corporation
- Coverage:
- Midwest and Southern US
- Loyalty:
- MakeItCount Rewards
Marathon-branded stations operate primarily in the Midwest and parts of the Southeast. Marathon Petroleum is one of the largest US independent refiners. Top Tier certified. The MakeItCount loyalty program is mobile-app based. After the 2021 Speedway divestiture to 7-Eleven, Marathon Petroleum focuses on refining and the Marathon retail brand.
Full Marathon guide and current prices →
Phillips 66
Top Tier- Parent:
- Phillips 66 Company
- Coverage:
- Midwest, Southwest, and West
- Loyalty:
- My Phillips 66
Phillips 66 operates across the Midwest, Southwest, and West, with sister brands Conoco and 76. Top Tier certified. The My Phillips 66 app offers cents-off-per-gallon rewards and station finder. Same parent corporation as Conoco and 76 since the ConocoPhillips downstream spinoff in 2012.
Full Phillips 66 guide and current prices →
Conoco
Top Tier- Parent:
- Phillips 66 Company
- Coverage:
- Midwest, Mountain West, and Southwest
- Loyalty:
- My Conoco
Conoco-branded stations operate primarily in the Mountain West, Midwest, and Southwest. Top Tier certified. Owned by Phillips 66 Company, the same parent as Phillips 66 and 76 brands. The My Conoco loyalty program mirrors the My Phillips 66 structure with cents-off-per-gallon rewards.
Full Conoco guide and current prices →
Sunoco
Top Tier- Parent:
- Sunoco LP / Energy Transfer LP
- Coverage:
- East Coast, Texas, Southeast (5,200+ US locations)
- Loyalty:
- Sunoco Go Rewards
Sunoco operates more than 5,200 US stations concentrated along the East Coast, in Texas (the Sunoco LP headquarters state), and across the Southeast. Owned by Sunoco LP, a subsidiary of Energy Transfer LP. Top Tier certified across all grades. Sunoco Go Rewards offers a flat 3 cents per gallon discount at participating stations. The brand has been the Official Fuel of NASCAR for 20-plus years, fueling 18 million miles of competition and 1,800-plus victories.
Full Sunoco guide and current prices →
Citgo
Top Tier- Parent:
- CITGO Petroleum Corporation
- Coverage:
- Eastern and Southern US
Citgo concentrates stations in the eastern half of the US. Owned by CITGO Petroleum Corporation, which is a US subsidiary of Petroleos de Venezuela (PDVSA). Operationally independent under court-appointed US management since 2019. Top Tier certified, meaning fuel meets higher detergent-additive standards than the EPA baseline.
Full Citgo guide and current prices →
Valero
Top Tier- Parent:
- Valero Energy Corporation
- Coverage:
- Southwest, Texas, California, and the Southeast
Valero is the largest independent US refiner by capacity. Stations concentrate in Texas, California, and the Southeast. Top Tier certified. The Valero credit card offers per-gallon savings at branded stations. Valero also operates the Shamrock and Beacon convenience-store sub-brands at some locations.
Full Valero guide and current prices →
Texaco
Top Tier- Parent:
- Chevron Corporation
- Coverage:
- Nationwide US, lighter presence than Chevron
- Loyalty:
- Chevron Texaco Rewards
Texaco has been owned by Chevron since the 2001 Chevron-Texaco merger. Top Tier certified with the same Techron additive package as Chevron-branded fuel. Texaco stations participate in the Chevron Texaco Rewards loyalty program shared with Chevron-branded stations. The brand remains visually distinct from Chevron and retains regional recognition in older markets.
Full Texaco guide and current prices →
ARCO
Top Tier- Parent:
- Marathon Petroleum Corporation (West Coast); BP plc (legacy)
- Coverage:
- California, Oregon, Washington, Arizona, Nevada
ARCO concentrates on the US West Coast, particularly California, Oregon, Washington, Arizona, and Nevada. Top Tier certified. Historically associated with debit-card-only payment (no credit-card surcharge model). Marathon Petroleum acquired the West Coast ARCO assets from BP via the 2013 Tesoro acquisition.
Full ARCO guide and current prices →
Sinclair
Top Tier- Parent:
- HF Sinclair Corporation
- Coverage:
- Mountain West, Midwest, and Pacific Northwest
- Loyalty:
- DINOPAY
Sinclair concentrates in the Mountain West, Midwest, and Pacific Northwest. Identifiable by the green dinosaur logo. Top Tier certified. The DINOPAY app offers mobile-payment-linked per-gallon discounts. HF Sinclair Corporation formed in 2022 from the HollyFrontier acquisition of Sinclair Oil.
Full Sinclair guide and current prices →
Murphy USA
- Parent:
- Murphy USA Inc
- Coverage:
- Nationwide, typically located adjacent to Walmart Supercenters
Murphy USA stations are typically located in Walmart Supercenter parking lots, a co-marketing strategy that drives high traffic volume and lets the chain compete aggressively on price. Spun off from Murphy Oil in 2013 as a standalone retail company. Walmart Rewards loyalty integration provides cents-off-per-gallon savings.
Full Murphy USA guide and current prices →