(905) 763-3770

Location of the number block

Thornhill, ON, Canada

Block assigned to

Bell Canada

From the Canadian Numbering Administrator (Nov 3, 2026). This is who the number block was assigned to; numbers can be moved between carriers, and caller IDs can be faked.

Area code 905: where it is, time zone, spam calls →

• Don't share personal or banking details, or pay anyone, on a call you didn't expect. Hang up and call the organization back on a number you find yourself.
• Block it from your recent calls (iPhone: ⓘ, then “Block this Caller”; Android: long-press, then “Block”).
• Report fraud to the Canadian Anti-Fraud Centre (1-888-495-8501).
• Report telemarketing if you're registered and still got the call: to the National Do Not Call List.
• A collector calling? How to check a collection agency in Ontario.
• Report fraud to the FTC.
• Report telemarketing if you're registered and still got the call: to the National Do Not Call Registry.
• A collector calling? See the FTC's guide to your rights.
• Report fraud: in the U.S. to the FTC; in Canada to the Canadian Anti-Fraud Centre (1-888-495-8501).
• Report telemarketing if you're registered and still got the call: in the U.S. to the National Do Not Call Registry; in Canada to the National Do Not Call List.
• A collector calling? In the U.S., see the FTC's guide to your rights; in Canada, how to check a collection agency in Ontario.

Who called me from (905) 763-3770?

(905) 763-3770 is listed as Advanced Collection Services Ltd..

Is (905) 763-3770 a scam?

It's listed as Advanced Collection Services Ltd., a verified organization, not a scam number. Scammers can fake any caller ID, though, so if a call from it asks for money or personal details, hang up and call the organization on the number on its website.

Is (905) 763-3770 a debt collector or collection agency?

Yes. (905) 763-3770 belongs to Advanced Collection Services Ltd., a collection agency licensed in Ontario (licence 4701275), according to Ontario's licence registry as of Nov 4, 2026. Scammers can fake any caller ID, so before paying, call the agency back on this number or one on its own documents, and ask for the debt in writing.

Should I call (905) 763-3770 back?

(905) 763-3770 is listed as Advanced Collection Services Ltd.. If the call was about an account you have, it is still safest to call back on the number printed on your card, bill or the organization's own website.