Is There A Comma In Washington DC AP Style?

Is There A Comma In Washington DC AP Style? A comma should always separate “Washington” and “D.C.” as in “Washington, D.C.” E-CARE is always capitalized. Use email without a hyphen (not: e-mail). This is an exception to AP. Does Washington, D.C. have a comma AP style? A comma should always separate “Washington” and “D.C.” as