Prefix Information

The prefix 378 is part of area code 947 serving Troy, Michigan.

This exchange contains 10,000 possible phone numbers (947-378-0000 through 947-378-9999).

Browse Numbers in This Prefix

947-378-0000-0999 947-378-1000-1999 947-378-2000-2999 947-378-3000-3999 947-378-4000-4999 947-378-5000-5999 947-378-6000-6999 947-378-7000-7999 947-378-8000-8999 947-378-9000-9999

Sample Numbers

(947) 378-0000 (947) 378-1234 (947) 378-2000 (947) 378-3333 (947) 378-4444 (947) 378-5555 (947) 378-6000 (947) 378-7777 (947) 378-8888 (947) 378-9999