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MCPToolsFind Mobile Number

Find Mobile Number

Give it a LinkedIn profile URL, get back that person’s personal mobile number.

Tool
find_mobile_number
Cost
12 credits
Category
Person Enrichment
Required input
linkedin_url
Returns
Personal mobile number

What it does

  • Resolves a LinkedIn profile URL to the person’s personal mobile phone number.
  • Passing first_name, last_name and organization_name alongside the URL raises the hit rate on sparse profiles.
  • An empty result means the number could not be found — not that the person has no mobile.
  • 12 credits per lookup, charged whether or not a number comes back.

This is the personal line. For the company or office number, use find_work_phone.


Parameters

ParameterTypeRequiredNotes
linkedin_urlstringYesFull LinkedIn profile URL
first_namestringNoImproves match rate
last_namestringNoImproves match rate
organization_namestringNoDisambiguates common names

How to use it

Connect the MCP server

Follow the setup guide for your client. Browser sign-in, no API key.

Check your balance first

Check my SyncGTM credits

At 12 credits a lookup, 10 people cost 120 credits.

Ask for one number

Find the mobile number for linkedin.com/in/janedoe

Run a short, pre-qualified list

Find mobile numbers for these 10 LinkedIn URLs. Stop at 10, do not retry empties, and report credits used.

Example prompts

Ask your clientWhat you get back
”Mobile number for linkedin.com/in/janedoe”One personal mobile
”Find mobiles for my 5 top-priority accounts only”A capped run you can afford
”Find the mobile, then check if it’s on WhatsApp”Chains validate_whatsapp after
”Get me the office line instead”Switches to find_work_phone

Best prompting practices

  • Say “mobile”. Say it explicitly, or your client may reach for find_work_phone and hand you a switchboard number.
  • Check credits first. This and find_work_phone are the priciest tools in the catalogue. A 50-row list is 600 credits.
  • Cap hard. “Stop after 10 and report credits used” is not optional at this price.
  • Pre-qualify the list. Run it on people you have already decided to call, not on a whole export.
  • Forbid retries. “Do not retry empties” stops a client from spending twice on the same profile.

Output

{ "mobile": "+14155552671", "status": "found", "linkedin_url": "https://linkedin.com/in/janedoe" }

Credits and limits

12 credits per lookup. Run check_credits (free) before every batch.

At 12 credits a call this is one of the two most expensive tools in the catalogue, and an empty result costs the same as a hit. Never point it at an unfiltered list — qualify first, cap the batch in the prompt, and check your balance before and after the run.


ToolUse it instead when
find_work_phoneYou want the office or company line — 12 credits
scrape_phones_from_websiteA switchboard number will do — 0.5 credits
validate_whatsappYou already have the number and want to know if it’s on WhatsApp — 1 credit
find_work_emailEmail is enough and you want to keep the cost down — 1 credit

Next steps


Keep learning

Two courses take these tools past the reference page — clustered by GTM job, then chained into workflows.