GoLogin USA Mobile Proxy Setup for Agency Accounts

GoLogin is an antidetect browser built on its own Orbita browser, with desktop apps for Windows, macOS and Linux and mobile apps for Android and iOS. For an agency managing US accounts on behalf of clients, that spread of platforms matters: the media buyer on a Linux workstation and the account manager checking a profile from a phone can work from the same setup. What GoLogin does not supply is the network route. GlobalProxies fills that gap with US mobile lines on real AT&T, T-Mobile and Verizon SIM cards, so each client profile connects through a carrier address instead of a server range. Below is a setup built for agencies, from the first profile to automated onboarding.

What GoLogin brings to agency account work

Each GoLogin profile carries its own fingerprint and its own proxy, so a profile is effectively a separate device that belongs to one client account. The free plan allows 3 profiles with no card needed, which is enough to trial the workflow on a single client, and paid plans come with a 7-day trial if you want to test team features before buying.

Paid plans add team sharing, so profiles can be handed between account managers without exporting anything, and higher plans include a cloud browser for running profiles without a local install. For agencies that onboard clients in batches, the API and SDKs on paid plans are the bigger draw, because profile creation can be scripted rather than clicked.

The fastest way to enter a GlobalProxies line

Every line in your GlobalProxies dashboard lists a host, an HTTP port, a SOCKS5 port, a username, a password and a rotation link. GoLogin's proxy paste field accepts the colon-separated format below, so you can assemble one string per line and paste it in a single move instead of filling four boxes.

Use the HTTP port when the profile is set to HTTP and the SOCKS5 port when it is set to SOCKS5. GoLogin also lists SOCKS4, but our lines are set up for HTTP and SOCKS5, so choose one of those two.

HOST:PORT:USERNAME:PASSWORD

Step-by-step: a client profile on a US carrier line

Run through this once per client profile.

1. Create a profile in GoLogin and name it after the client and the platform it will manage.
2. Open the proxy section and select HTTP or SOCKS5 to match the port you are using.
3. Paste the line in host:port:user:pass form, or type the four values into their own fields.
4. Press check proxy and make sure the result is a US address on AT&T, T-Mobile or Verizon.
5. Leave timezone, language and geolocation to follow the proxy IP.
6. Set WebRTC to report the proxy's IP rather than your local network.
7. If the profile offers a change IP URL field, paste the line's rotation link into it.
8. Save, launch, and confirm on a location test page before signing in to the client account.

Rotation rules for logged-in client accounts

Sticky sessions are the default choice for anything with a login. A GoLogin profile that keeps one carrier IP from launch to close looks like a phone that stayed on the same network, which is exactly what an account platform expects from a real user.

Rotate only between sessions. Close the profile, trigger the rotation link or the API call, then reopen the profile so it picks up its new address. Agencies that run shifts often make the rotation part of the handover: the outgoing account manager closes the profile, rotates the line and notes it in the client log.

Scaling client onboarding with the GoLogin API

Once an agency passes a few dozen client profiles, manual setup becomes the slow part. GoLogin's API and SDKs on paid plans can create profiles, attach proxies and launch them under Selenium, Puppeteer or Playwright. Read the line details from the GlobalProxies API and pass them straight into the profile you are creating, so credentials never sit in a shared spreadsheet.

Keep automation away from the rotation link while profiles are running. A job that rotates every line on a schedule will eventually interrupt someone mid-session. Tie each rotation to a profile being closed, either by checking its status in GoLogin first or by running rotations only outside working hours.

Agency housekeeping in a shared workspace

Small habits keep a shared workspace readable as the client list grows.

• Give each client its own folder of profiles and its own set of lines.
• Match the line's city to where the client's accounts are supposed to be based.
• Share profiles with the account managers who need them and nobody else.
• When a client leaves, close their profiles, rotate their lines and reassign the lines to the next client.
• Keep a short log of which line sits behind which profile, and update it after every change.

Fixing common GoLogin proxy problems

Before rebuilding a profile, rule out these causes.

• Check proxy reports an authentication error: the port and protocol disagree, or the pasted string has the fields in the wrong order. It must be host, then port, then username, then password.
• Profile opens but shows your office location: the proxy was saved on a different profile, or the profile was launched before saving. Reopen the settings and confirm the line is attached.
• Timezone on a test page does not match the line: a manual timezone override is set. Switch back to the IP-based option.
• Verification prompts after a new IP: the rotation ran while the profile was still open. Reorder the workflow so rotation happens after close.
• Slow loading: 4G lines usually deliver 20–45 Mbps and 5G lines 50+ Mbps. If speed drops suddenly, rotate between sessions to move to another cell.

Getting GoLogin for your team

The free plan with 3 profiles lets you test a client setup without a card, and the 7-day trial covers paid features such as sharing and the API. For agencies working only on Windows and macOS we list Undetectable.io as our first choice; GoLogin is the pick when the team needs Linux or mobile apps.

• Get GoLogin (partner link)

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