Prefix Information

The prefix 840 is part of area code 248 serving Troy, Michigan.

This exchange contains 10,000 possible phone numbers (248-840-0000 through 248-840-9999).

Browse Numbers in This Prefix

248-840-0000-0999 248-840-1000-1999 248-840-2000-2999 248-840-3000-3999 248-840-4000-4999 248-840-5000-5999 248-840-6000-6999 248-840-7000-7999 248-840-8000-8999 248-840-9000-9999

Sample Numbers

(248) 840-0000 (248) 840-1234 (248) 840-2000 (248) 840-3333 (248) 840-4444 (248) 840-5555 (248) 840-6000 (248) 840-7777 (248) 840-8888 (248) 840-9999