Home/ Cabin John / 20818
Businesses in 20818
30 businesses in the 20818 postcode district, part of Cabin John, United States.
At a glance
As of August 2026, business.wiki lists 30 businesses in 20818 across 20 categories. 87% publish a phone number and 83% have a website. The district's most common business type is park (4 listed).
Top categories: Park (4)·Home Service (2)·Gym (2)·Shipping Or Delivery Service (2)·Complementary And Alternative Medicine (1)·Bridge (1)·Sport Or Fitness Facility (1)·Media Service (1)·Arts Crafts And Hobby Store (1)·Design Service (1)·Christian Place Of Worship (1)·Medical Service (1)
Directory — top 30 by data completeness
| Business | Category | Address | Postcode | Phone | Web |
|---|---|---|---|---|---|
| The Market On the Boulevard | Casual Eatery | 7945 MacArthur Blvd | 20818 | (301) 229-2526 | ✓ |
| Seven Locks Park | Park | 6922 Seven Locks Rd | 20818 | (301) 495-2525 | ✓ |
| Liquid Adventures Kayak School | Sport Or Fitness Facility | 25 Ericsson Rd | 20818 | (301) 229-0428 | ✓ |
| Level Fitness | Gym | 7687 MacArthur Blvd | 20818 | (301) 229-0080 | ✓ |
| US Post Office | Shipping Or Delivery Service | 7945 MacArthur Blvd Ste 101 | 20818 | (800) 275-8777 | ✓ |
| Firehouse Custom Tailors & Cleaners | Laundry Service | 7911 MacArthur Blvd | 20818 | (301) 320-6100 | ✓ |
| St. George Coptic Orthodox Church | Christian Place Of Worship | 6523 78th St | 20818 | (301) 263-3006 | ✓ |
| Bethesda Reflexology | Complementary And Alternative Medicine | 7945 MacArthur Blvd | 20818 | 3015005326 | ✓ |
| Manion + Associates Architects | Design Service | 6617 81st St | 20818 | 3014503069 | ✓ |
| MARK IV Builders, Inc. | Specialty Store | 1 Tomlinson Ct | 20818 | 2403950400 | ✓ |
| 1st Choice Painting and Carpentry | Home Service | 6520 75th St | 20818 | 2404981803 | ✓ |
| Allen-Built | Home Service | 6 Thorne Rd | 20818 | (301) 229-7628 | ✓ |
| Financial Brokerage Service | Medical Service | 6500 Seven Locks Rd Ste 201 | 20818 | 3013202000 | ✓ |
| Holistic Longevity Boutique | Wellness Service | 6500 Seven Locks Rd Ste 218 | 20818 | (240) 476-7563 | ✓ |
| Caricatures by Dana | Media Service | 11 Froude Circle | 20818 | 3013850502 | ✓ |
| United States Postal Service | Shipping Or Delivery Service | 7945 Macarthur Blvd, Ste 101 | 20818 | 8002758777 | ✓ |
| YMCA | Gym | 7425 MacArthur Blvd Ste 118 | 20818 | (301) 229-1347 | ✓ |
| MacArthur Plaza | Shopping Mall | 7945 MacArthur Blvd | 20818 | (301) 656-7252 | ✓ |
| Kepler Framing | Arts Crafts And Hobby Store | 7900 MacArthur Blvd | 20818 | (301) 320-0248 | ✓ |
| Lockhouse 10 - C&O Canal | — | 8200 Clara Barton Pkwy | 20818 | (301) 845-8888 | ✓ |
| Carderock Springs Neighborhood Conservation Area | Park | 6615 80th Pl | 20818 | +13014952595 | — |
| Union Arch Bridge | Bridge | MacArthur Blvd | 20818 | — | ✓ |
| Lockhouse 7 | Historic Site | 8250 Clara Barton Pkwy | 20818 | — | ✓ |
| Clara Barton Recreational Center | — | 7425 MacArthur Blvd | 20818 | (301) 229-0010 | ✓ |
| Cabin John Local Park Playground | Playground | — | 20818 | +13012990024 | ✓ |
| Joe Corgan - State Farm Insurance Agent | Financial Service | 6500 Seven Locks Rd Ste 230 | 20818 | 3012294450 | — |
| MJM Anesthesia | — | PO Box 235 | 20818 | 2029641160 | — |
| Garage Door Cabin John | — | 6500 Seven Locks Rd | 20818 | 8886884125 | — |
| Seven Locks 3 (Lock 10) | Park | Chesapeake And Ohio Canal National Historic Park | 20818 | — | — |
| Cabin John Creek | Park | — | 20818 | — | ✓ |
About this data
Counts are computed live from open data (Overture Maps Foundation), refreshed with each monthly release. Cite as: “business.wiki, 20818 postcode district (August 2026)”.