Coming soon: New area code for Southwest Virginia
443 Area Code - Location map, time zone, and phone lookup
Area codes 757 and 948 - Wikipedia
Hillsborough County gets set for 10-digit dialing as 813 area code gets 656 overlay – The Observer News
US Area Code Listings by State
Area codes 740 and 220 - Wikipedia
Virginia Area Codes Map of Virginia Area Codes
704 Area Code - Location map, time zone, and phone lookup
948 Area Code - Location map, time zone, and phone lookup
215 Area Code - Location map, time zone, and phone lookup
Area codes 717 and 223 - Wikipedia
570 Area Code - Location map, time zone, and phone lookup
Meet area code 564: The new kid in town is gaining ground