443 Area Code

Get 443 Area Code Numbers For Local Presence in Baltimore

A 443 area code number on Calilio positions your business as a local entity in Baltimore, Maryland. Get Baltimore's phone number and connect to the city known for its thriving port, renowned health and science sectors, and vibrant cultural scene.

get 443 area code

Search Virtual Numbers with 443 Area Code

Access Baltimore’s market immediately with your desired virtual number and the 443 area code on Calilio.

What Area Code is 443? Area Code 443 Location

Area code 443 is synonymous with Baltimore, Maryland. Alongside telephonic identification, it signifies the city’s bustling economy, rich in history, culture, and innovation. Adopting the 443 area code offers a business with a local presence in Baltimore, aiding connections to surrounding areas. It primarily covers the eastern shore of Maryland. The major cities within the 443 area code include Annapolis, Columbia, Curtis Bay, Wye Mills, Towson, and Baltimore.

History of 443 Area Code

The 443 area code was introduced in 1997 to expand the Maryland area code network, including Baltimore. Previously, the area code 410 served these regions. However, as the population grew, this single area code was not adequate to cover the entire region. 


For this reason, area code 443 was introduced to meet the growing demand for new phone numbers in the region.

443 area code history

Which Time Zone Does 443 Area Code Fall Under?

The 443 area code falls under the Eastern Time Zone (ET). This time zone aligns with Eastern Standard Time (EST) and Eastern Daylight Time (EDT) throughout the year. It operates on EST during winter and switches to EDT in the summer to take advantage of longer daylight hours.


For businesses, it’s crucial to adjust the operations and scheduling accordingly to ensure efficient time management and coordination across the state.

443 area code timezone

Benefits of a 443 Area Code for Businesses

A 443 area code boosts local credibility and fosters community ties to drive business growth in Baltimore.

Project Professionalism

Remote Operation Advantage

Improved Accessibility

Reduce Overhead Cost

Enhanced Customer Trust

How to Get a Virtual Phone Number with Area Code 443?

Secure your Baltimore presence with a 443 area code number on Calilio. Leverage advanced business communication tools in just a few easy steps.

Step one

Sign Up

Sign up on Calilio. Provide your basic details and verify your email to create an account.

Step two

Choose a VoIP Plan

Explore Calilio’s range of VoIP plans on Calilio. Review and select the one that suits your business needs.

Step three

Pick a Number

Go to “Settings,” then “My Numbers,”. Click “Purchase Number”. Browse and select a virtual number with the area code 443 that aligns with your business.

Step four

Proceed Payment

Review your chosen Baltimore phone number. Follow the on-screen instructions to complete your purchase.

Step five

Customize Settings

Your 443 number actives instantly. Customize its settings to fit your Baltimore business operations.

Already Have a Local Phone Number with 443 Area Code?

Calilio offers to maintain your Baltimore identity while accessing modern communication tools. Port your existing 443 area code number with us.

Features of Virtual 443 Area Code Numbers

Optimize your Baltimore business communication with advanced VoIP features on Calilio’s virtual 443 area code numbers. Foster growth and enhance customer relationships with a local touch.


Custom Greeting Messages

Improve caller experience with personalized greetings. Set a positive tone from the very first point of contact.
Call whispering icon

Call Whispering

Offer real-time guidance to your team during calls without the customer knowing. It's a great tool for improving agent performance and customer experience.
Voicemail to Email icon

Voicemail to Email

Automatically convert voicemails to text and send them to your email. It ensures you never miss a message, though you’re far from your primary phone.
mutiple agents

Multiple Agents

Improve customer service efficiency by assigning several agents to handle and manage a single USA phone number with a 443 area code. It enhances teamwork.
notes in callbox

Notes in Callbox

Easily track and follow up on customer calls by adding detailed notes within the callbox of your Baltimore area code number.
Interactive Voice Response (IVR) icon

Interactive Voice Response (IVR)

Simplify caller navigation with IVR. Direct them through automated menu options to their desired agent or department.

Set up a Unified Communication Platform with a 443 Area Code Number

Access Calilio’s unified communication platform with a 443 area code number. Merge calls, messages, and voicemails into a single platform for streamlined operation.

Monthly pricing Annual pricing (save 20%)


Per user/per month

Basic plan

Billed annually
Ideal for solopreneurs, startups and small businesses venturing into affordable VoIP service.
  • User Limit: 10
  • Free 1 Local or Toll-free Number
    US, Canada or UK
  • Call Box Features
  • Call Recordings and Storage
  • Basic Realtime Dashboard


Per user/per month

Business plan

Billed annually
Leverage growing businesses and call centers with cost-effective VoIP solutions.
  • All Basic Plan Features
  • Unlimited Users
  • Advance Reporting
    Coming Soon
  • Live Call Monitoring
  • Detailed Realtime Dashboard


Enterprise plan

Billed annually
Comprehensive VoIP plan for unmatched communication solutions for large businesses and enterprises.
  • All Business Plan Features
  • Queue Call Back
    Coming Soon
  • All Call Strategy Features
  • Dedicated Account Manager
  • Phone and WhatsApp Support

Nearby Area Code


Area Codes

District of Columbia

202, 771

Lancaster, PA

223, 717

Germantown, MD

240, 301



Baltimore, VA

410, 667



Allentown, PA

484, 610, 835

Roanoke, VA

540, 826

Arlington, VA

571, 703

Erie, PA

582, 814

Virginia Beach, VA

757, 948

Richmond, VA


Camden, NJ


443 Phone Number With Calilio

Get a 443 phone number on Calilio to position your Baltimore business at the forefront of communication excellence. We back your communication tool with the most advanced features, consistent connectivity, and dedicated customer support.

Tailored Communication Solutions

Customize your 443 number’s features to match your business’s specific needs. Get your business communication tool exactly how you prefer it.

A man is using laptop to find tailored communication solutions in the backgrounde on background

24/7 Customer Support

We provide round-the-clock support for your Baltimore area code number. For any issues in your communication tool, the solution is just a call away.

customer support is given 24/7

Quick Setup

Our swift setup process gets your new number up and running promptly. We minimize downtime and accelerate your market entry.

easy set up

Premier Connectivity

Experience exceptional call quality and reliability on your virtual Baltimore number with our premium connectivity.

A girl is on the call using laptop


Adapt and scale your communication needs effortlessly with your 443 virtual number as your Baltimore business grows and evolves.


Frequently Asked Questions

Is 443 a Florida area code?

What area code 443 covers?

Is 443 a New York area code?

Is 443 a toll-free number?

What area code is 443 227 in the US?

What area code is 443 in Maryland?

Is 667 a Baltimore area code?

What area code is +1 410?

What are the area codes for Maryland?

Connect with Baltimore Instantly

Connect effortlessly to the vibrant Baltimore market with a 443 area code number on Calilio. We offer an instant gateway to the city’s dynamic economy.

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