Prefix Information

The prefix 528 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-528-0000 through 712-528-9999).

Browse Numbers in This Prefix

712-528-0000-0999 712-528-1000-1999 712-528-2000-2999 712-528-3000-3999 712-528-4000-4999 712-528-5000-5999 712-528-6000-6999 712-528-7000-7999 712-528-8000-8999 712-528-9000-9999

Sample Numbers

(712) 528-0000 (712) 528-1234 (712) 528-2000 (712) 528-3333 (712) 528-4444 (712) 528-5555 (712) 528-6000 (712) 528-7777 (712) 528-8888 (712) 528-9999