Prefix Information

The prefix 405 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-405-0000 through 712-405-9999).

Browse Numbers in This Prefix

712-405-0000-0999 712-405-1000-1999 712-405-2000-2999 712-405-3000-3999 712-405-4000-4999 712-405-5000-5999 712-405-6000-6999 712-405-7000-7999 712-405-8000-8999 712-405-9000-9999

Sample Numbers

(712) 405-0000 (712) 405-1234 (712) 405-2000 (712) 405-3333 (712) 405-4444 (712) 405-5555 (712) 405-6000 (712) 405-7777 (712) 405-8888 (712) 405-9999