There are about 300 area codes currently in use in the United States. The exact number depends whether you include U.S. territories like Guam and Puerto Rico, and whether you include non-geographic codes like 800/888/877/866/855 toll-free.
There are approximately 275 geographic area codes in use in the United States, and 13 which are not assigned to any particular area. Several states have only one area code assigned to them, while California has the most with 31.
Area codes in the US and Canada were introduced in 1947.
Telephones do not have postal codes. Postal codes are for postal addresses.
get your postal code from here : http://find-postalcode.com/ and putting it in your account
There is a list of area codes for the US and Canada on LincMad.com; see the related link.
The US and Canada began using area codes in 1947.
The US and Canada began using area codes in 1947.
There are about 300 area codes in the United States, about 30 in Canada, and about 20 in other miscellaneous islands in or near the Caribbean that share country code +1 with the US and Canada. There are about 400 area codes in Mexico. There are about 600 area codes in the UK. There are about 5,200 area codes in Germany.
(See related links)
512 is one of the area codes for the area surrounding Austin, Texas. Area codes in the US are not specific to cell phones or land lines.
Classic telephones are available on Amazon, eBay, and various other websites. Many flea markets and yard sales will also have classic telephones in your area.
See the related link.
Short answer: you can't. About the best you can do is to know the North American area codes that are outside the US, or especially those that are outside the US and Canada. See the related link for more information.