Prefix Information

The prefix 320 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-320-0000 through 712-320-9999).

Browse Numbers in This Prefix

712-320-0000-0999 712-320-1000-1999 712-320-2000-2999 712-320-3000-3999 712-320-4000-4999 712-320-5000-5999 712-320-6000-6999 712-320-7000-7999 712-320-8000-8999 712-320-9000-9999

Sample Numbers

(712) 320-0000 (712) 320-1234 (712) 320-2000 (712) 320-3333 (712) 320-4444 (712) 320-5555 (712) 320-6000 (712) 320-7777 (712) 320-8888 (712) 320-9999