Prefix Information

The prefix 660 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-660-0000 through 712-660-9999).

Browse Numbers in This Prefix

712-660-0000-0999 712-660-1000-1999 712-660-2000-2999 712-660-3000-3999 712-660-4000-4999 712-660-5000-5999 712-660-6000-6999 712-660-7000-7999 712-660-8000-8999 712-660-9000-9999

Sample Numbers

(712) 660-0000 (712) 660-1234 (712) 660-2000 (712) 660-3333 (712) 660-4444 (712) 660-5555 (712) 660-6000 (712) 660-7777 (712) 660-8888 (712) 660-9999