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AtoB Flex: fees, rebates and who it suits
Universal (Mastercard), credit fuel card from AtoB (issued by Celtic Bank). Figures below were read from the issuer's own pages on 19 Oct 2026.
Fees and terms
| Issuer | AtoB (issued by Celtic Bank) |
|---|---|
| Country | United States |
| Card type | Universal (Mastercard), credit |
| Network / acceptance | Anywhere Mastercard is accepted; AtoB Discount Network |
| Card fee | $15/month for 1–5 cards, then $3/month per additional card |
| Account fee | Included in the above |
| Setup fee | $35 one-time |
| Transaction / network fees | No transaction fees (per AtoB) |
| Late payment fee | Not published |
| Discount / rebate | Average 42¢ and up to $2.00/gal off truck diesel; 5¢/gal unleaded in AtoB Discount Network (issuer averages) |
| Credit requirements | Credit card product, subject to credit approval; limit based on weekly fuel spend |
| Fleet size fit | 1 vehicle, 2–10, 11–50 vehicles |
Accepted at
“Everywhere Mastercard is accepted, over 99% of fuel stations and truck stops nationwide … 30,000+ Retail fuel stations 4,200+ High-flow truck stops”
Source: atob.com/overview · checked 19 Oct 2026
| Accepted at | Anywhere Mastercard is accepted (issuer: over 99% of fuel stations and truck stops) |
|---|---|
| Discounted at | AtoB Discount Network: 30,000+ retail stations and 4,200+ truck stops |
| Find sites | In-app Fuel Map only |
Site counts are the issuer's own claim, quoted word for word. We don't map or verify individual sites; check the issuer's locator before you rely on a station.
Key features
- Trucking-focused discounts
- Optional Premium add-on ($3/card/month)
- Business credit bureau reporting
Sources
Checked 19 Oct 2026. We re-check these pages weekly and log changes on the recent changes page.
Compare with other cards
All US fuel cards · Cheapest fleet fuel cards in the US, by published fees · Fuel cards for sole traders and one-vehicle businesses