Us Area Codes By Number, Which U S Area Codes Serve The Smallest Populations Quora

For a listing of us area code by state names click here.

Tamil nadu election cartoon. On january 1 1947 the first north american area codes were issued in regions where standard 7 digit dialing codes were scheduled to be exhaused the soonest. Area code listing by number. Telephone area codes in the united states listed by number.

United states area codes list is a free printable area code directory that has us area code list pages by number by state and by time zone. Each state may have more than one telephone area code. By adding a 3 digit prefix to a 7 digit local number this allowed for hundreds of millons of new phone numbers to be issued.

The codes are defined by the itu t in standards e123 and e164the prefixes enable international direct dialing idd and are also referred to as international subscriber dialing. United states phone area codes sorted by number and adjacent territories. You can download our pages as well in a pdf format.

This originated as the city in which the switch computer for that area code is located but is no longer the case. Country calling codes or country dial in codes are telephone number prefixes for reaching telephone subscribers in the networks of the member countries or regions of the international telecommunication union itu. Fixed phone numbers in the united states are comprised of a single country code 1 a 3 digit area code a 3 digit local office code or region code and a 4 digit line code.

011 international access. Each area is assigned a three digit area code which is prefixed to each telephone number issued in its service area. 201 202 203 205 206 207 208 209 210 212 213 214 215 216 217 218 219 219 224 225 228 229.

Browse our sites area and region codes by state and city to ensure you have the correct information for your calls. California is the state with the most area codes at 34 followed by texas 27 new york 19 florida 17 and illinois 13. Some areas are assigned multiple codes in an overlay plan.

Area codes sorted by number. Area codes search notes. The rules for numbering npas do not permit the digits 0 and 1 as the leading digit which.

The north american numbering plan nanp divides the regions of its member nations into geographic numbering plan areas npas. The cities listed are not intended to be exhaustive. 12 us states only have a single area code.

This list is updated only when an internet user informs me of a pending change. The area code as listed below may change. Making a call with the wrong country area or region code can be costly.