Prefix Information

The prefix 421 is part of area code 542 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (542-421-0000 through 542-421-9999).

Browse Numbers in This Prefix

542-421-0000-0999 542-421-1000-1999 542-421-2000-2999 542-421-3000-3999 542-421-4000-4999 542-421-5000-5999 542-421-6000-6999 542-421-7000-7999 542-421-8000-8999 542-421-9000-9999

Sample Numbers

(542) 421-0000 (542) 421-1234 (542) 421-2000 (542) 421-3333 (542) 421-4444 (542) 421-5555 (542) 421-6000 (542) 421-7777 (542) 421-8888 (542) 421-9999