Prefix Information

The prefix 603 is part of area code 208 serving Boise, Idaho.

This exchange contains 10,000 possible phone numbers (208-603-0000 through 208-603-9999).

Browse Numbers in This Prefix

208-603-0000-0999 208-603-1000-1999 208-603-2000-2999 208-603-3000-3999 208-603-4000-4999 208-603-5000-5999 208-603-6000-6999 208-603-7000-7999 208-603-8000-8999 208-603-9000-9999

Sample Numbers

(208) 603-0000 (208) 603-1234 (208) 603-2000 (208) 603-3333 (208) 603-4444 (208) 603-5555 (208) 603-6000 (208) 603-7777 (208) 603-8888 (208) 603-9999