Where is Area Code 983?
Area code 983 is designated for the state of Colorado, covering several major cities and regions. This area code serves as an overlay for the existing area codes in the region, ensuring that the growing demand for telephone numbers is met without disrupting existing services. The major cities and counties covered by area code 983 include:
- Denver
- Aurora
- Lakewood
- Thornton
- Arvada
- Westminster
- Centennial
Counties covered by area code 983 include:
- Adams County
- Arapahoe County
- Boulder County
- Denver County
- Douglas County
- Jefferson County
For more detailed information on the regions covered by area code 983, you can visit the Colorado Public Utilities Commission.
What time zone is 983 area code in the USA?
The 983 area code is located in the Mountain Time Zone (MT). This time zone is 7 hours behind Coordinated Universal Time (UTC-7). During daylight saving time, which typically runs from the second Sunday in March to the first Sunday in November, the time zone shifts to Mountain Daylight Time (MDT), which is UTC-6. Residents and businesses in the 983 area code observe daylight saving time in accordance with federal regulations.
History of the 983 Area Code
The 983 area code was introduced as an overlay to accommodate the increasing demand for new telephone numbers in Colorado. The decision to implement an overlay rather than a split was made to minimize disruption to existing customers, as overlays do not require changes to existing phone numbers.
- Year Created: The 983 area code was officially put into service in 2023.
- Reason for Changes: The introduction of area code 983 was necessitated by the rapid population growth and the proliferation of mobile devices, which significantly increased the demand for new telephone numbers.
For historical context and regulatory decisions regarding area code changes, please refer to the North American Numbering Plan Administration (NANPA).
How Many People Use the 983 Area Code?
The 983 area code serves a substantial portion of Colorado's population, covering approximately 3 million residents. This figure includes both residential and business users who have been assigned numbers within the 983 area code. The overlay ensures that new residents and businesses can obtain local numbers without exhausting the existing number pool.
Is the 983 Area Code Toll-Free?
The 983 area code is not a toll-free area code. It is a geographic area code assigned to specific regions within Colorado. Calls made to numbers within the 983 area code are subject to standard local or long-distance charges, depending on the caller's location and service provider.
For information on toll-free area codes and their regulations, you can visit the Federal Communications Commission (FCC).
For further inquiries or assistance regarding area code 983, residents and businesses can contact the Colorado Public Utilities Commission at their office:
1560 Broadway, Suite 250, Denver, CO 80202