Phone Number Formatting — How to Do It, Why It Is Important
How to Call the UK from the US | Dialing Guide + Area Codes
Edit phone number - Microsoft Support
Area codes locator - Area code lookup by number or city
Telephone numbers in the Americas - Wikipedia
How To Call The United States from Ireland | Global Call Forwarding
Is your Identity Connected To Your Area Code | Ooma
Country Codes List | All Country Code Numbers | Calling Codes - Engrabic
How to Call the United States From Canada | Global Call Forwarding
3 Ways to Call the United States From the United Kingdom - wikiHow
How to give a US phone number internationally - Quora
How to add a US country code to a phone number - Quora
34 Country Code - Spain Phone Code 0034 - How To Call Spain From The UK
United States of America Area Codes / USA Area Code Map / Map of American Area Codes
What are the Different Parts of a Phone Number Called? — LinkedPhone
ios - Country Code Prefix UI Objective C when key in phone number - Stack Overflow
Area Code, Prefix, & Other Parts of a Phone Number
855 Area Code: Everything You Need to Know About Toll-Free Numbers - CMS
united states - What do the phone number suffixes J, M, R, W in 1940 New York phone book mean? - History Stack Exchange
Dial International Phone Numbers from iPhone the Easy Way Using the +Plus Prefix | OSXDaily
Phone Prefixes - Tech-FAQ
866 Area Code: What It Is and How to Get a Toll-Free Number
Area codes locator - Area code lookup by number or city
