Prefix Information

The prefix 543 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-543-0000 through 712-543-9999).

Browse Numbers in This Prefix

712-543-0000-0999 712-543-1000-1999 712-543-2000-2999 712-543-3000-3999 712-543-4000-4999 712-543-5000-5999 712-543-6000-6999 712-543-7000-7999 712-543-8000-8999 712-543-9000-9999

Sample Numbers

(712) 543-0000 (712) 543-1234 (712) 543-2000 (712) 543-3333 (712) 543-4444 (712) 543-5555 (712) 543-6000 (712) 543-7777 (712) 543-8888 (712) 543-9999