Delaware - 563 dialing code
Dialing code +1 (563) cities
- Eldridge
- Fayette
- Wilton
- Clayton
- Holy Cross
- Ridgeway
- Elgin
- Arlington
- Maysville
- Clinton
- DeWitt
- Maynard
- Sherrill
- Delhi
- Stockton
- Edgewood
- Millville
- Princeton
- Wheatland
- Monmouth
- Riverdale
- Tipton
- Lamont
- Dixon
- Manchester
- Davenport
- Bennett
- Durango
- Greeley
- Delmar
- Wyoming
- McGregor
- Clermont
- Dundee
- Baldwin
- Sumner
- Epworth
- Bellevue
- Cascade
- Fruitland
- Preston
- Buffalo
- Rochester
- West Union
- Andover
- Centralia
- Lansing
- Earlville
- Lost Nation
- Long Grove
- Ossian
- Farmersburg
- Fredericksburg
- Worthington
- Andrew
- Asbury
- Atalissa
- Balltown
- Bankston
- Bernard
- Bettendorf
- Blue Grass
- Burr Oak
- Calamus
- Calmar
- Camanche
- Castalia
- Center Junction
- Charlotte
- Clarence
- Colesburg
- Cresco
- Decorah
- Delaware
- Donahue
- Dubuque
- Durant
- Dyersville
- Elkader
- Elkport
- Farley
- Fort Atkinson
- Garber
- Garnavillo
- Goose Lake
- Graf
- Grand Mound
- Guttenberg
- Harpers Ferry
- Hawkeye
- Hopkinton
- Jackson Junction
- La Motte
- Lawler
- Le Claire
- Lime Springs
- Lowden
- Low Moor
- Luana
- Luxemburg
- McCausland
- Maquoketa
- Marquette
- Masonville
- Mechanicsville
- Miles
- Monona
- Muscatine
- New Albin
- New Liberty
- New Vienna
- North Buena Vista
- Onslow
- Osterdock
- Oxford Junction
- Panorama Park
- Park View
- Peosta
- Postville
- Protivin
- Randalia
- Rickardsville
- Ryan
- Sabula
- Sageville
- St. Donatus
- St. Lucas
- St. Olaf
- Spillville
- Spragueville
- Springbrook
- Stanwood
- Strawberry Point
- Toronto
- Volga
- Wadena
- Walcott
- Waterville
- Waucoma
- Waukon
- Welton
- Zwingle