Prefix Information

The prefix 678 is part of area code 641 serving Mason City, Iowa.

This exchange contains 10,000 possible phone numbers (641-678-0000 through 641-678-9999).

Browse Numbers in This Prefix

641-678-0000-0999 641-678-1000-1999 641-678-2000-2999 641-678-3000-3999 641-678-4000-4999 641-678-5000-5999 641-678-6000-6999 641-678-7000-7999 641-678-8000-8999 641-678-9000-9999

Sample Numbers

(641) 678-0000 (641) 678-1234 (641) 678-2000 (641) 678-3333 (641) 678-4444 (641) 678-5555 (641) 678-6000 (641) 678-7777 (641) 678-8888 (641) 678-9999