Prefix Information

The prefix 166 is part of area code 217 serving Springfield, Illinois.

This exchange contains 10,000 possible phone numbers (217-166-0000 through 217-166-9999).

Browse Numbers in This Prefix

217-166-0000-0999 217-166-1000-1999 217-166-2000-2999 217-166-3000-3999 217-166-4000-4999 217-166-5000-5999 217-166-6000-6999 217-166-7000-7999 217-166-8000-8999 217-166-9000-9999

Sample Numbers

(217) 166-0000 (217) 166-1234 (217) 166-2000 (217) 166-3333 (217) 166-4444 (217) 166-5555 (217) 166-6000 (217) 166-7777 (217) 166-8888 (217) 166-9999