Prefix Information

The prefix 637 is part of area code 419 serving Toledo, Ohio.

This exchange contains 10,000 possible phone numbers (419-637-0000 through 419-637-9999).

Browse Numbers in This Prefix

419-637-0000-0999 419-637-1000-1999 419-637-2000-2999 419-637-3000-3999 419-637-4000-4999 419-637-5000-5999 419-637-6000-6999 419-637-7000-7999 419-637-8000-8999 419-637-9000-9999

Sample Numbers

(419) 637-0000 (419) 637-1234 (419) 637-2000 (419) 637-3333 (419) 637-4444 (419) 637-5555 (419) 637-6000 (419) 637-7777 (419) 637-8888 (419) 637-9999