Seven U.S. brokers, one account-opening pattern.

Choose the firm you are actually applying to. Each guide covers the application, a first investment, and how to open a case with that firm’s own support. Confirm every fee and phone number on the firm’s site before you rely on it.

Broker	Style	Published U.S. support	Guide
Robinhood	Mobile-first brokerage	650-761-7789 · General information only 888-275-8523 · Crypto, Spending, Cash Card	Open guide
Charles Schwab	Full-service self-directed broker	800-435-4000 · Schwab by Phone 800-272-4922 · TeleBroker automated line 800-786-5174 · Spanish 800-662-6068 · Chinese	Open guide
Fidelity	Brokerage and retirement	800-343-3548 · General customer service 800-544-5555 · Automated phone service 800-835-5095 · Workplace plans	Open guide
*ETRADE**	Morgan Stanley brokerage	800-387-2331 · Brokerage and bank service 800-838-0908 · Stock plan accounts	Open guide
Vanguard	Long-term and fund investing	877-662-7447 · Personal investors 800-523-1188 · Retirement plan participants	Open guide
Interactive Brokers	Active and multi-market brokerage	877-442-2757 · United States toll-free 312-542-6901 · United States direct	Open guide
Webull	App-based brokerage	888-828-0618 · Client service	Open guide

Robinhood

An app-centered broker many first-time U.S. investors use for individual brokerage accounts, IRAs, and listed stocks and ETFs.

People who want to open and manage a self-directed account from a phone, and who are comfortable reading agreements on a screen.

Charles Schwab

A large U.S. broker used for individual brokerage, joint accounts, IRAs, and long-term investing, with phone support and branch access.

Investors who want a full brokerage application, retirement accounts, and a published phone line plus a secure message center after login.

Fidelity

Fidelity Investments serves personal brokerage, IRA, and many workplace accounts, with 24/7 phone service and a logged-in secure message.

Investors who want brokerage and retirement accounts in one firm, plus phone, chat, and secure-message support.

E*TRADE

E*TRADE from Morgan Stanley offers self-directed brokerage and retirement accounts, with a customer-service line and an online message center.

Investors who want an established online broker and are comfortable with Morgan Stanley’s account agreements and support structure.

Vanguard

Vanguard serves personal investors with brokerage accounts, IRAs, and mutual funds, and it runs a separate service line for workplace retirement plans.

Long-term investors opening a personal Vanguard account, including people who want mutual funds or ETFs and are not in a hurry for a same-hour phone callback.

Interactive Brokers

Interactive Brokers LLC opens more detailed applications and is often used by active investors. Support runs through the Client Portal and a published U.S. phone line.

People who are ready for a longer application and a professional trading platform, and who will read margin and product disclosures before turning features on.

Webull

Webull Financial is a U.S. broker many customers use from the Webull app and desktop platform, with phone support on weekdays and a Support Hub inside the platform.

Self-directed investors who want an app account and will contact support from inside Webull rather than through a random web form.

Northline desk

Not sure which application you are looking at?

Open a ticket with our education desk, or ask for a consultation on account setup. We explain the steps and point you to the firm’s own support. We do not take logins, place trades, hold money, or hold crypto.

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Northline desk

Get help with the step you are on.

Answer a few short questions. You will get a Northline ticket number on this page, and a reply from our desk in 3–4 hours. This does not open a case at a broker or a crypto exchange, and it is not a promise of profit.