An overlay is the addition of another area code (628) to the same geographic region as an existing area code (415). An overlay does not require customers to change their existing area code, and ensures a continuing supply of telephone numbers for the 415 geographic region. Get ready to change the way you dial your calls!
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CA 415/628 Area Code Overlay FAQs
General Information
- Belvedere
- Brisbane
- Corte Madera
- Daly City
- Fairfax
- Ignacio
- Inverness
- Larkspur
- Mill Valley
- Nicasio
- Novato
- Point Reyes
- Ross
- San Anselmo
- San Francisco
- San Rafael
- Sausalito,
- Stinson Beach
- Tiburon
- Life safety systems
- PBXs
- Fax machines
- Internet dial-up numbers
- Alarm and security systems
- Gates
- Speed dialers
- Call forwarding settings
- Voicemail services, etc.
- Your telephone number, including current area code, will not change.
- The price of a call, coverage area, or other rates and services will not change due to the overlay.
- What is a local call now will remain a local call regardless of the number of digits dialed.
- You can still dial just three digits to reach 911, as well as 211, 311, 411, 511, 611, 711 and 811.
What is an area code overlay?
Who is affected by the CA 415 / 628 area code overlay?
Anyone who has a phone number with a 415 area code is affected, as well as anyone that receives a phone number with the 628 area code in the future. The 415 area code generally covers the County of San Francisco, most of Marin County and a small portion of San Mateo County, including the communities of:
The 628 area code will cover the same geographic region as the 415 area code.
The 628 area code will cover the same geographic region as the 415 area code.
What is the new dialing procedure for customers with a 415 or 628 area code?
To complete calls from a landline phone, the new dialing procedure requires callers to dial 1 + area code + telephone number. This means that all calls in the 415 area code that are currently dialed with seven digits will need to be dialed using 1 + area code + telephone number.
To complete calls from a cellular or mobile phone, callers may dial the area code + telephone number or 1 + area code + telephone number whenever placing a call from a phone number with the 415 or 628 area code.
To complete calls from a cellular or mobile phone, callers may dial the area code + telephone number or 1 + area code + telephone number whenever placing a call from a phone number with the 415 or 628 area code.
When will the change begin for the CA 415 / 628 area code overlay?
Effective August 16, 2014, you should begin using the new dialing procedures whenever you place a call from the 415 area code. If you forget and dial just seven digits, your call will still be completed.
Beginning February 21, 2015, you must use the new dialing procedures, as described above for all calls. After this date, if you do not use the new dialing procedures, your calls will not be completed and a recording will instruct you to hang up and dial again.
Beginning March 21, 2015, new telephone lines or services may be assigned numbers using the 628 area code.
Beginning February 21, 2015, you must use the new dialing procedures, as described above for all calls. After this date, if you do not use the new dialing procedures, your calls will not be completed and a recording will instruct you to hang up and dial again.
Beginning March 21, 2015, new telephone lines or services may be assigned numbers using the 628 area code.
What will I need to do to prepare for the CA 415 / 628 area code overlay?
In addition to changing your dialing procedures, all services, automatic dialing equipment, or other types of equipment that are programmed with a 7-digit number will need to be reprogrammed to use the new dialing procedures. Some examples are:
You may also want to check your business stationery, websites, advertising materials, personal or business checks, contact information, and ID tags to ensure the area code is included.
You may also want to check your business stationery, websites, advertising materials, personal or business checks, contact information, and ID tags to ensure the area code is included.
What will remain the same after the CA 415 / 628 area code overlay?
Who can I contact with questions about the CA 415 / 628 area code overlay?
If you have any questions regarding information provided in this notice, please call Verizon Wireless at (800) 922-0204 or visit www.cpuc.ca.gov/areacode415.