Prefix Information

The prefix 172 is part of area code 443 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (443-172-0000 through 443-172-9999).

Browse Numbers in This Prefix

443-172-0000-0999 443-172-1000-1999 443-172-2000-2999 443-172-3000-3999 443-172-4000-4999 443-172-5000-5999 443-172-6000-6999 443-172-7000-7999 443-172-8000-8999 443-172-9000-9999

Sample Numbers

(443) 172-0000 (443) 172-1234 (443) 172-2000 (443) 172-3333 (443) 172-4444 (443) 172-5555 (443) 172-6000 (443) 172-7777 (443) 172-8888 (443) 172-9999