Prefix Information

The prefix 557 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-557-0000 through 712-557-9999).

Browse Numbers in This Prefix

712-557-0000-0999 712-557-1000-1999 712-557-2000-2999 712-557-3000-3999 712-557-4000-4999 712-557-5000-5999 712-557-6000-6999 712-557-7000-7999 712-557-8000-8999 712-557-9000-9999

Sample Numbers

(712) 557-0000 (712) 557-1234 (712) 557-2000 (712) 557-3333 (712) 557-4444 (712) 557-5555 (712) 557-6000 (712) 557-7777 (712) 557-8888 (712) 557-9999