Calling Estonia from the United States explained:

• 011 - US exit code; dial first for international calls made from the USA or Canada
• 372 - Country Code for Estonia
• Phone Number - 7 digits for landlines and 7/8 digits for mobile phones
• US to Estonia landlines international dialing format: 011 372 ??? ????

How to dial to Estonia cellular:

• dialing format for calls to a cell phone: 011 372 5??? ???(?) or 8??? ????

Phone Books:

• 1182.ee - people, business and reverse phone number search