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Dorothy Cosby

Dorothy Cosby
Real Estate Agent (Salesperson)
Annapolis MD

Salesperson (MD: 5005260)

REALTOR® 1 Active Listings Serves Anne Arundel County, MD
View on Realtor.com

Contact Information

Brokerage
Coldwell Banker Realty

Office Website
Office Address
3 Church Cir
Annapolis, MD  21401
(Anne Arundel County)
Office Phone
410-263-8686
Office Fax
410-269-5635
Mobile
202-841-8413
Email
dorothy.cosby@cbrealty.com

Service Areas

Highland Beach: MD Annapolis: MD Annapolis Neck: MD Mayo: MD Crownsville: MD Naval Academy: MD Parole: MD Melwood: MD Rosaryville: MD Queensland: MD Westphalia: MD Brock Hall: MD Marlboro Village: MD Marlboro Meadows: MD Baden: MD Croom: MD Andrews AFB: MD Marlton: MD Upper Marlboro: MD Lake Arbor: MD Upr Marlboro: MD Woodmore: MD Kettering: MD Queen Anne: MD Springdale: MD Glenarden: MD Largo: MD Baltimore: MD Dundalk: MD Summerfield: MD Landover: MD North Englewood: MD Cheverly: MD Colmar Manor: MD Bowie: MD Travilah: MD Rockville: MD North Potomac: MD Wheaton: MD North Kensington: MD Kemp Mill: MD Forest Glen: MD Glenmont: MD Raspeburg: MD Overlea: MD Rosedale: MD Hyattsville: MD Silver Spring: MD

About Dorothy Cosby

Dorothy is a dedicated real estate professional with a proven ability to maximize property value for sellers. With extensive knowledge of the market and exceptional negotiation skills, [he/she/they] is committed to achieving optimal results for clients.

In addition to [his/her/their] expertise in real estate transactions, Dorothy has a passion for home staging and design. [He/She/They] can provide valuable recommendations for contractors and renovations to enhance your property's appeal before listing. By streamlining the process and identifying the most effective options, Dorothy aims to save clients both time and money.

For a strategic approach to selling your home, reach out to Dorothy today.

Anne Arundel County, MD Real Estate Market Analysis (Single Family Homes)

$977,778
Avg. Listing Price
From Dorothy's portfolio
3.9 / 3.2
Avg. Beds/Baths
Typical property size
2,802 sf
Avg. Square Footage
Interior living space
1251
Active Listings
Current inventory

Mortgage lenders, title companies, PropTech startups, real estate recruiters, insurance providers, and continuing education companies rely on targeted outreach to connect with Anne Arundel County's 5,582 actively licensed real estate agents. These professionals understand that generic marketing falls flat—success comes from reaching the right agents in specific markets with personalized messaging that addresses their unique challenges and opportunities.

Whether you're launching a new loan product, recruiting top performers, or promoting compliance training, this verified email list gives you direct access to decision-makers who control billions in real estate transactions across Anne Arundel County. Unlike broad demographic lists, these agents are actively engaged in the market, making them highly responsive to relevant business opportunities and services.

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Dr Bill sources all agent data directly from Maryland's state licensing board, ensuring you receive current, accurate contact information for legitimate practitioners. While competitors scrape outdated websites or recycle stale data, our monthly updates maintain 96% email deliverability—a critical advantage when your campaign budget and reputation depend on reaching real inboxes, not dead accounts or spam folders.

This commitment to data quality separates professional-grade lists from cheap alternatives that waste your time and damage sender reputation. Each email address undergoes verification before delivery, and our granular segmentation options—available at state, county, city, and zip code levels—let you target precisely the geographic areas where your services have the strongest value proposition.

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Cold-email platforms like Zap Contact (zapcontact.com)—Dr Bill's purpose-built solution for purchased lists—handle these contacts effectively, unlike mainstream platforms such as Mailchimp or Constant Contact which prohibit purchased data. Beyond email campaigns, you can cross-reference these contacts for direct mail pieces, phone outreach, or LinkedIn connection strategies that create multiple touchpoints with your target audience.

Smart marketers segment by broker versus sales agent roles, tailoring messages to each group's distinct needs and authority levels. Brokers respond to franchise opportunities and office management tools, while sales agents prioritize lead generation, transaction support, and commission-advancing services—making role-specific messaging far more effective than one-size-fits-all approaches.

Why Anne Arundel County, Maryland Agent Data Matters

Anne Arundel County's unique market spans from Annapolis waterfront luxury to growing suburban communities in Glen Burnie, Severna Park, and Crofton, creating diverse opportunities that require local market knowledge. When you buy Anne Arundel County real estate agent email list data, you're targeting professionals who understand these distinct neighborhoods and can provide qualified referrals or become strategic partners in your specific service area.

No other vendor offers zip code level targeting within Anne Arundel County, giving you unprecedented precision for hyper-local campaigns. Rather than broadcasting to Maryland's entire agent population, you can focus your budget on the 5,582 professionals actually working your target territory, dramatically improving response rates while reducing wasted outreach to agents in irrelevant markets.

Current Property Listings

As of 5/29/2026, Dorothy Cosby has 1 property for sale in Annapolis and surrounding areas.

$749,900

Listed 2026-05-20

906 Whistling Duck Dr
Upper Marlboro, MD  20774

Beds: 4.0
Baths: 3.5
Sq Ft: 3,503
Lot: 8,279 sf
Single Family Map
View Full Details

Current Property Rentals

Dorothy Cosby currently has no rental properties available in Annapolis and surrounding areas. Check back later.