Prefix Information

The prefix 378 is part of area code 207 serving Portland, Maine.

This exchange contains 10,000 possible phone numbers (207-378-0000 through 207-378-9999).

Browse Numbers in This Prefix

207-378-0000-0999 207-378-1000-1999 207-378-2000-2999 207-378-3000-3999 207-378-4000-4999 207-378-5000-5999 207-378-6000-6999 207-378-7000-7999 207-378-8000-8999 207-378-9000-9999

Sample Numbers

(207) 378-0000 (207) 378-1234 (207) 378-2000 (207) 378-3333 (207) 378-4444 (207) 378-5555 (207) 378-6000 (207) 378-7777 (207) 378-8888 (207) 378-9999