List all purchased phone numbers for a location with their current settings and status.
AI agents call ghl_list_phone_numbers to retrieve information from GoHighLevel MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and displays existing phone number data without creating, modifying, deleting, or executing operations. It is a straightforward data query with read-only access, making it the least risky category. The low severity reflects that exposure of phone number metadata poses minimal risk compared to tools that modify data or execute actions.
From the tool's definition Tool name 'list_phone_numbers' and description 'List all purchased phone numbers for a location with their current settings and status' indicates a query/retrieval operation with no side effects.
Documented attack patterns abuse exactly the kind of access ghl_list_phone_numbers gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and GoHighLevel MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for ghl_list_phone_numbers:
{
"version": "1",
"default": "deny",
"tools": {
"ghl_list_phone_numbers": {}
}
}ghl_list_phone_numbers is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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List all purchased phone numbers for a location with their current settings and status. It is categorised as a Read tool in the GoHighLevel MCP Server MCP Server, which means it retrieves data without modifying state.
Register the GoHighLevel MCP Server MCP server in PolicyLayer and add a rule for ghl_list_phone_numbers: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches GoHighLevel MCP Server. Nothing to install.
ghl_list_phone_numbers is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the ghl_list_phone_numbers rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for ghl_list_phone_numbers. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
ghl_list_phone_numbers is provided by the GoHighLevel MCP Server MCP server (busybee3333/go-high-level-mcp-2026-complete). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 566 GoHighLevel MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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566 GoHighLevel MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.