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Area Codes/667
Maryland State flag667 area code

Get a local phone number in Baltimore, MD

Biggest city

Baltimore

StateMaryland
Major Cities

Baltimore, Columbia, Ellicott City, Elkridge, Glen Burnie, Severn, Annapolis, Severna Park, Odenton, Crofton, Pasadena, Arnold...

Timezone

Eastern (GMT -5)

Zip codes

21201•21299

Population

563,455

Unemployment

2.40%

Avg. Income

$79,399

Nearby Area Codes
202223

Last updated: November 5, 2025

667 • Baltimore

Starting at

$7/mo

Get started

667 area code summary

The 667 area code is a significant part of Maryland's telecommunications network, serving a densely populated region of the state and playing a crucial role in connecting its communities.

An Overlay in Central Maryland: Introduced in 2012 as an overlay to the existing 410 and 443 area codes, the 667 area code covers the same geographic area, including Baltimore, Annapolis, and parts of the eastern shore of Maryland. This addition was necessary to meet the increasing demand for new phone numbers in this urbanized and rapidly growing region. Supporting a Diverse Urban Population: The region served by the 667/410/443 area code combination is known for its economic prosperity, cultural diversity, and significant historical heritage. Baltimore, as the largest city in Maryland, is a major center for healthcare, education, and maritime activities. The area codes support the high volume of communication required by these communities and their varied activities. Adapting to Demographic and Technological Changes: The implementation of the 667 area code as an overlay to 410 and 443 reflects Maryland's adaptation to urban expansion, technological advancements, and demographic shifts. It ensures a continuous supply of phone numbers for new residents and businesses, signifying the region's ongoing development and its capacity to adapt to changing telecommunications needs.

The 667 area code, along with the 410 and 443 area codes, is more than just a set of digits; it's a symbol of central Maryland's adaptability, diversity, and economic vitality, playing a critical role in connecting the area's densely populated communities and supporting its dynamic economy.

Fun fact 💡

Baltimore’s Inner Harbor’s National Aquarium expanded in 2005, a 667 draw.

🏢 First Phone Company

Verizon (successor to Chesapeake & Potomac Telephone)

📲 Get a 667 number: $7/mo
Customer Stories

What our users are saying

3
Team members, 1 number
We have 3 people using one business number – calls route to whoever is available. Clients think we have a full reception desk. Exactly what a small team needs.
C

Chris

Startup Founder

Why Phone2?

More than just a 667 number

Get a complete business phone system with features that help you never miss a customer.

40%
fewer missed calls

Shared Team Numbers

Your whole team shares one business number. When someone is busy, another teammate answers. No more missed opportunities.

24/7
call coverage

Smart Call Routing

Route calls by schedule, team, or IVR menu. After-hours calls go to voicemail or forward to on-call staff.

2+ hrs
saved per week

AI Transcription

Every voicemail and call automatically transcribed. Search conversations, catch details you missed, skip the playback.

50%
faster follow-ups

Unified Inbox

Calls, texts, and voicemails in one thread per contact. Your whole team sees the full conversation history.

3
platforms supported

Works Everywhere

iOS, Android, and web apps. Make calls from your laptop, take texts on your phone. Your number travels with you.

2 min
setup time

Instant Activation

Pick a number, download the app, start calling. No hardware, no technicians, no waiting. Works immediately.

Ready to get your 667 number?

Get a local business phone number in minutes. No contracts, cancel anytime.

Get a 667 numberView plans

Starting at $7/month • 30-day refund guarantee • Cancel anytime

Phone2

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