Telephony Partner of 1000+ Businesses Worldwide












Search 351 Area Code Virtual Phone Numbers
Select your preferred digits from Calilio’s list of available virtual phone numbers with the area code 351 and enhance your communication efficiency.
Some Numbers May Require Proof Of ID And Address Registration According To Local Laws.
Some Phone Numbers May Not Be Available Through This Search, As They Are Not Generally Offered To Customers. These Numbers Are Available On Order Request. Please Contact Support To Request Them.
Area Code 351 Location
Massachusetts’s 351 area code covers its major cities, such as Lowell, Lawrence, Haverhill, and Peabody. Its center city is Lowell, with a population of over 115K.
Well, the places using the area code 351 lie in the Eastern Time Zone (ET), which is 5 and 4 hours behind Coordinated Universal Time during standard and daylight saving, respectively.
City/Town | Population (Approx.) | County |
Lowell | 115, 554 | Middlesex |
Lawrance | 89,143 | Essex |
Haverhill | 67,787 | Essex |
Peabody | 54,481 | Essex |
Methuen | 53,059 | Essex |
Salem | 44,480 | Essex |
Leominster | 43,782 | Worcester |
Fitchburg | 41,946 | Worcester |
Dracut | 32,617 | Middlesex |
Billerica | 42,119 | Middlesex |
Chelmsford | 36,392 | Middlesex |
Westford | 24,643 | Middlesex |
Tewksbury | 31,342 | Middlesex |
Amesbury | 17,366 | Essex |
Gloucester | 29,729 | Essex |
History of 351 Area Code
Area code 351 was added to service on May 2, 2001. It was created to address the pressure on the existing 978 area code. 351 is Massachusetts’s 6th area code and one of the 26 phone area codes introduced that year.
In 1997, area code 987 was created after splitting the 508 geographical region. Later, 351 was added as an overlay number for the same service area. Since then, a 10-digit number format has been necessary for all calls.
Exploring 351 Area Code’s Territory: Business Scenario in Lowell
The combination of extensive business opportunities, attractive quality of work life, diverse economic base, historical significance, and supportive environment makes Lowell the best place to start a new firm and establish a local identity with 351 area code numbers.
Lowell General Hospital, University of Massachusetts, DeMoulas Market Basket, IBM, and Verizon are some top employers offering jobs to over 9K employees.
Additionally, Massachusetts has an impressive business survival rate of 81%, so many new firms do well and prosper here.
Also, in 2023, Lowell's employment rate was 63.3%, and the median household income was $73,083.

351 Area Code Number as a Communication Tool for Business Growth
Call Whispering
Provide real-time guidelines to the team during live calls without disruption.
Call Masking
Hide the primary number with another random number for privacy precautions.
HD Voice Quality
Ensure crystal-clear voice quality to make conversation more pleasant and professional.
CRM Integrations
Integrate with your existing CRM system for smooth communication and data management.
Why Does Your Business Need a 351 Area Code Number?
Enterprises with 351 phone numbers can improve customer relationships and project a professional image, boost marketing efforts, and create a strong presence in Massachusetts.
Create a Presence in MA
Localized Marketing
Professionalism and Brand
Customer Relationship
How to Get a Phone Number with Area Code 351?
Get 351 phone area codes with these simple and few steps.
Register with Calilio.
Pick the best plan.
Select your 351 phone number.
Complete the payment process.
Customize your number’s settings.
Port Your Current Phone Number to Calilio
If you already have numbers with a 351 area code, transfer them to Calilio. Our updated VoIP features allow you to communicate efficiently.

Why Businesses Choose Calilio for Virtual 351 Number?
Calilio offers high-security features, 24/7 customer assistance, and high call clarity, which help to start seamless communication within its region.

High Voice Quality
With HD voice technology, we provide crystal-clear voice quality even with average bandwidth, increasing call clarity and reducing background noise.
Round-the-Clock Customer Support
Our 24/7 customer support ensures problems and inquiries related to your phone system will be resolved anytime.
Robust Safety Features
We have voice security, end-to-end encryption, and multi-factor authentication to safeguard your personal data and information from fraud, scammers, and breaches.
Unified Communication
Our unified communication centralizes all the communication channels in a single interface, making it easy to communicate with clients more effectively.
CRM Integration for Workflow Automation
Integrating Calilio’s AI-powered call center software with CRM tools automates workflows and syncs customer data in real-time.
Zapier
Automation
Pipedrive
CRM
Pabbly Connect
Automation
LeadHeed
CRM
HubSpot
CRM
Salesforce
CRM
Mailchimp
Marketing
Krispchat
Sales Automation
Zendesk
Helpdesk
Request Integration
351 Nearby Area Codes
What Our Customers Are Saying
Discover how businesses are transforming customer service with Calilio’s innovative call center software. Our clients have shared their success stories and the impact our tool has made on their customer interactions.
Frequently Asked Questions
Where is area code 351 located?
Which time zone does fall under the 351 phone area code?
Is 351 a toll-free?
How do I dial the 351 phone area code?

Still have questions?
Can’t find the answer you’re looking for? Please chat with our friendly team.
Phone numbers
Get International Phone Numbers
Singapore
|Australia
|New Zealand