Coast Tradelines sells authorized user tradeline accounts to consumers seeking rapid credit score improvement. They claim to boost FICO scores through purchased seasoned credit card accounts.
Data compiled from public sources · Rating from CreditDoc methodology
Coast Tradelines operates in the authorized user tradeline market, a sector where established credit card accounts are sold to consumers who become added as authorized users. The company positions itself as a credit-building solution targeting individuals with damaged or limited credit histories. According to their website content, they facilitate the purchase of tradelines—credit accounts with established payment history and low utilization ratios—which are then reported to credit bureaus on the buyer's credit report.
The company offers several core services: purchasing pre-selected tradelines, a "Pick Your Own Tradeline" selection feature, SSN validation for verification purposes, and a broker network program for sellers. They maintain educational content around tradeline mechanics, claiming consumers can see credit score improvements within 30 days. Coast Tradelines also operates a program allowing users to earn money by selling their own authorized user tradeline accounts through their platform.
What distinguishes Coast Tradelines is their two-sided marketplace model—functioning as both a buyer and seller platform. They provide extensive SEO-optimized educational content (over 100 articles on their site) discussing tradeline strategy, cost comparisons, and credit-building methodologies. Their "Brokers Club" suggests an affiliate or partner network component to their business model.
However, the legality and ethics of purchasing authorized user tradelines remain controversial. While adding authorized users to accounts is legal, the practice of paying for placement on others' accounts for credit-building purposes exists in a gray area that has drawn regulatory scrutiny. Consumers should understand that rapid credit score improvements from purchased tradelines are temporary—scores can decline if accounts are later removed or if the underlying account performance changes. The long-term sustainability and legitimacy of this approach as a credit-building method is disputed by credit bureaus and financial regulators.
For consumers building or rebuilding credit, the landscape includes several complementary tools. Secured credit cards require a deposit but report to all three bureaus, establishing payment history. Credit builder loans work similarly, holding funds in a savings account while you make payments. Rent reporting services can add on-time housing payments to credit files. For those with damaged credit, credit repair services address inaccurate negative items, while credit monitoring services track progress over time. A small installment loan with on-time payments reported to all three bureaus is one of the most effective ways to build a credit history from scratch.
Our editors ranked the best secured credit cards of 2026 based on fees, approval odds, bureau reporting, and graduation policies.
Yes. Coast Tradelines is a registered company, headquartered in New York, NY.
Coast Tradelines plans start at Free per month with no setup fee. No money-back guarantee is offered.
Results vary by individual situation. Contact the provider to discuss expected timelines for your specific needs.
CreditDoc Diagnosis
Coast Tradelines is best for consumers needing immediate credit score boosts for near-term financial goals who understand the temporary nature of purchased tradeline benefits. The primary caveat is that while adding authorized users is legal, paying for placement exists in regulatory gray area with uncertain long-term sustainability, and improvements disappear if accounts are removed.
Captain Credit LLC disputes inaccurate negative items on credit reports using legal methods. They offer unlimited disputes and deletions for a flat monthly fee rather than per-item charges.
Best for: Consumers with multiple negative items on credit reports (collections, late payments, charge-offs) seeking unlimited dispute capability, Those who want transparent flat-fee pricing rather than per-deletion charges
Memphis-based credit repair firm specializing in dispute resolution, credit score improvement, and small business credit optimization. Founded by Crystal Lomax.
Best for: Memphis-area residents seeking local credit repair with founder engagement and personal relationship building, Small business owners needing both personal and business credit optimization before loan applications
San Antonio credit repair company specializing in disputing negative items like repossessions, foreclosures, and collections to improve credit scores.
Best for: San Antonio residents with multiple negative items (repossessions, foreclosures, collections) seeking local dispute assistance, Consumers seeking personalized credit repair guidance and willing to pay for professional dispute filing
Your credit report contains the raw data behind your score. Learn what's in it, how to read it, and how to dispute errors that could be dragging your score down.
Read guide →Klarna, Afterpay, Affirm — they make spending easy. But what happens to your credit score when you use them? Here's what the fine print doesn't tell you.
Read guide →Learn what makes up your credit score, how it's calculated, what the ranges mean, and how to check yours for free.
Read guide →New to credit and lending? Here are the key terms used on this page, explained in plain language with real-number examples.
The variety of credit accounts you have — credit cards (revolving), auto loans (installment), mortgage, student loans, etc. Having multiple types shows you can manage different kinds of debt.
Credit mix accounts for about 10% of your FICO score. Having only credit cards isn't as strong as having a card, an installment loan, and a mortgage.
Example
Borrower A has 3 credit cards. Borrower B has 2 credit cards, a car loan, and a student loan. Even with the same payment history and utilization, Borrower B's score is typically higher.
A 3-digit number (300-850) that summarizes how reliably you've handled borrowed money. Higher scores mean lower risk to lenders and better loan terms for you.
Your credit score determines whether you get approved and at what rate. A 100-point difference can mean thousands of dollars more or less in interest over a loan's life.
Example
On a $250,000 30-year mortgage: a 760 score gets you 6.2% ($1,536/month). A 660 score gets 7.4% ($1,729/month). Over 30 years, the lower score costs you $69,480 more.
The percentage of your available credit that you're currently using. If you have $10,000 in credit limits and owe $3,000, your utilization is 30%.
Utilization is the second-biggest factor in your credit score (after payment history). Keeping it below 30% helps your score; below 10% is ideal.
Example
You have 3 cards with a $15,000 total limit. You're carrying $4,500 in balances (30% utilization). Paying down to $1,500 (10% utilization) could boost your score by 20-50 points.
The maximum amount a credit card company allows you to borrow on a single card. Going over this limit can trigger fees and hurt your credit score.
Your credit limit directly affects your utilization ratio. A higher limit with the same spending means lower utilization and a better score. You can request limit increases.
Example
Card A: $3,000 limit, you spend $1,500 = 50% utilization (bad). Card B: $10,000 limit, you spend $1,500 = 15% utilization (good). Same spending, different impact on your score.
Want to learn more? Read our Financial Wellness Guides for in-depth explanations and practical advice.
Affiliate Disclosure: CreditDoc may earn a commission when you click links to Coast Tradelines and other services. These commissions help us maintain our free research. Our editorial team independently evaluates all services. Compensation does not influence our ratings or rankings. Learn more.