Prefix Information

The prefix 378 is part of area code 309 serving Peoria, Illinois.

This exchange contains 10,000 possible phone numbers (309-378-0000 through 309-378-9999).

Browse Numbers in This Prefix

309-378-0000-0999 309-378-1000-1999 309-378-2000-2999 309-378-3000-3999 309-378-4000-4999 309-378-5000-5999 309-378-6000-6999 309-378-7000-7999 309-378-8000-8999 309-378-9000-9999

Sample Numbers

(309) 378-0000 (309) 378-1234 (309) 378-2000 (309) 378-3333 (309) 378-4444 (309) 378-5555 (309) 378-6000 (309) 378-7777 (309) 378-8888 (309) 378-9999