Prefix Information

The prefix 340 is part of area code 248 serving Troy, Michigan.

This exchange contains 10,000 possible phone numbers (248-340-0000 through 248-340-9999).

Browse Numbers in This Prefix

248-340-0000-0999 248-340-1000-1999 248-340-2000-2999 248-340-3000-3999 248-340-4000-4999 248-340-5000-5999 248-340-6000-6999 248-340-7000-7999 248-340-8000-8999 248-340-9000-9999

Sample Numbers

(248) 340-0000 (248) 340-1234 (248) 340-2000 (248) 340-3333 (248) 340-4444 (248) 340-5555 (248) 340-6000 (248) 340-7777 (248) 340-8888 (248) 340-9999