File:Area codes IL.pngDescriptionArea codes IL.png English: Map showing area codes for the state of Illinois in 8 colors. Date 13 April 2010 Source Own work Author Prof611
File:Area code 341.svgshowing telephone area codes, with this area code in red. If this map is the primary area code map of California (master map), no area code appears in red
File:Area codes CA.svgshowing telephone area codes, with this area code in red. If this map is the primary area code map of California (master map), no area code appears in red
File:Area code 559.pngthe PNG format has been deprecated in favor of the SVG format and will no longer be maintained, corrected or updated as new telephone area codes are released