DELAWARE

-Know somewhere to compost in Delaware? Let me know, and I'll add it here! Otherwise, a backyard compost pile seems to be your best bet for now.

MARYLAND

Aberdeen

-Veteran Compost: A veteran-run residential composting business that picks up your food scraps in bins that they provide.

Annapolis

-Annapolis Compost: Offers the Annapolis area curbside food scrap collection.

Baltimore

-Compost Cab: A once-a-week compost pickup service that comes straight to your home - they deliver a composting kit with a collection bin and liner to your door, and then return weekly to pick it up and replace it for a small fee.
-Compost Crew: Offers weekly compost pickups in bins that they provide (they'll also service apartment buildings and events!).
-MOM's Organic Market: This natural grocery store has a compost drop-off bin. Stock up on some of their bulk foods while you're at it!

Bowie

-MOM's Organic Market: This natural grocery store has a compost drop-off bin. Stock up on some of their bulk foods while you're at it!

NEW JERSEY

Northern New Jersey

-Community Compost Company: Offers compost pickup for residents and businesses in and around Hoboken and Jersey City.

NEW YORK

Albany area

-Empire Zero: Offers weekly curbside compost pickup from your home, apartment, or small business for a fee.
-Radix Center's Community Compost Initiative: This community center has a compost pick-up service that will grab food scraps from your home or apartment.

Beacon

-Beacon Compost Project: If you live in Beacon and you don't have room for a compost pile in your yard (or in your schedule!), you can sign up for the great pickup service offered by the Beacon Compost Project folks.

Buffalo

-Farmer Pirates: These folks offer residential and commercial compost pick-up services.

Erie County

-Green Communities Project: Through these folks, you can buy weekly compost pickups for food scraps.

Hudson Valley

-Community Compost Company: Offers compost pickup for residents and businesses in the Hudson Valley. They also maintain drop-off sites throughout the region, if you're traveling and want somewhere to drop off food scraps; you can find one near you here.

Ithaca

-Folks in Tompkins county can bring food scraps for drop-off to one of many locations. Find out more, including what you can bring and a nearby drop-off location, here.

New York City

-NYC has curbside composting run by the city in most boroughs, though some further out neighborhoods will have to wait until sometime later in 2018 for it. Here's their official map and location search. If you're in the right area, but your landlord won't sign up for a bin for the building, it's likely one of your neighboring buildings will have an outdoor bin you can share if you ask permission.
-Grow NYC accepts compost drop-offs at 50+ Greenmarkets throughout the city and outer boroughs. (You can store your compost in the freezer or in a five-gallon bucket on your balcony in between weekly or biweekly trips to the drop-off sites). The Greenmarkets also accept textiles for recycling.
-East Village residents: Can subscribe to Reclaimed Organics' bicycle-powered pickup service, or drop off their compost at their deposit box (which is kept locked - you have to subscribe in advance).
-If you live in Bushwick, North Bedstuy, or South Ridgewood, the awesome youth and bicycle powered BK ROT offers doorstep compost pickup for a really reasonable fee.
-You can also drop off your compost at Bushwick Food Co-op - a good option if you're outside BK ROT's service radius, or if you're just visiting the area.

Niagara County

-Through the Green Communities Project, residents can access affordable weekly compost pickups for food scraps.

Rochester area

-Community Composting offers residential pickup; they'll deliver an empty bucket to your home or apartment and replace it weekly.

PENNSYLVANIA

Pittsburgh

-Shadyside Worms: Will pickup your compost from your home or apartment in a bucket they provide, and return it to you as fertilizer, if you'd like.

Philadelphia

-Bennett Composting: For your home or apartment, Bennett Composting offers weekly pickup for a small fee - they provide the bucket, you provide the food scraps!
-Dirt Factory: You can drop off compost, both food scraps and yard waste, at the Dirt Factory in University City. 
-Kitchen Harvest: This food scrap and compost collection service offers residential and commercial pick-up in Philadelphia's western suburbs. Find the full list of communities they service here.
-United By Blue: If you're traveling and need a place to compost just a handful of things, stop by the United By Blue coffee shop in Old City or on the University of Pennsylvania campus to purchase a coffee and put your compost in their bins. 

VIRGINIA

Charlottesville area

-Black Bear Composting: Residents of Charlottesville or Crozet can subscribe to a weekly food and yard waste pickup service - they'll even provide you with finished compost to use in your garden, if you'd like!
-Farmers' market: In the summer, you can drop off your food scraps at the farmers' market for a less expensive option.

Harrisonburg

-Black Bear Composting: You can subscribe to a weekly food and yard waste pickup service for your home, apartment, or small business - they can even provide you with finished compost, if you want it!

Northern Virginia

-If you live in Arlington, Alexandria, or Fairfax, Compost Crew offers weekly curbside compost pickups (they'll also service apartment buildings and events!).

Reston

-Reston Farmers' Market: You can visit this spot to drop off your compost at their food scrap collection booth.

Waynesboro area

-Black Bear Composting: This company offers a weekly food and yard waste pickup service for residents of Waynesboro and Staunton, at a small fee - they'll even provide you with finished compost to use in your garden.

WASHINGTON, D.C.

-American University: Has food scrap bins all around campus, and they'll take your compostables to a local composter at no cost.
-Compost Cab: A once-a-week compost pickup service that comes straight to your home - they deliver a composting kit with a collection bin and liner to your door, and then return weekly to pick it up and replace it for a small fee.
-Compost Crew: Offers weekly compost pickups in bins that they provide (they'll also service apartment buildings and events!).

WEST VIRGINIA

-Know somewhere to compost in West Virginia? Let me know, and I'll add it here! Otherwise, a backyard compost pile seems to be your best bet for now.