Rhode Island is Officially using 1 Rhode Island Area Code. It Does Not Utilize Any Overlay Codes. Rhode Island originally has one area code 401 Which Covers The Entire State, when the numbering system was established in 1947. Today Area Code 401 Is the Most Populated Areas with 2.4 million of the state 3.9 million residents.
- Also, Read Hawaii Area Codes – Area Code List And Maps
Rhode Island Area Code:
Rhode Island Currently Utilizing 1 Area Code That Is:-
Rhode Island Area Code 401 Covers The Entire region Of Rhode Island.
Changes & History Of Area Code
In 01/01/1947 – Area code 401 was settled into service.
What Is Area Code?
Area code is a three-digit code in which US and other countries are divided. It is Also a local telephone dialing code where They Call each other With These Codes.
Why are area codes added?
When The Current Area Codes Expires Or Increase in the use of cellular phones, modems, and Internet access It Creates Problems. So That why Area Codes Are Added And each area code has a potential capacity of about 8 million unique phone numbers
Once The new Area Codes Rae assigned there is usually a 6 Months Period To Move. At that time Customers Are Encouraged To Use The Code But Seven Digit Dialling is Allowed. After 6 Months customers are required to use the new telephone no.