Area code 650 is a telephone area code in the North American Numbering Plan (NANP) for the San Francisco Bay Area in the U.S. state of California. It was split from area code 415 on August 2, 1997, and includes most of San Mateo County, part of San Francisco, and the northwestern portion of Santa Clara County including Palo Alto, Mountain View, and Los Altos.
Area code 941 is a telephone area code in the North American Numbering Plan for a west-central coastal portion of the U.S. state of Florida. Introduced on March 3, 1996, the numbering plan area includes the counties of Manatee, Sarasota, and Charlotte, areas along the Sun Coast of southwestern Florida, USA. It is the area code for North Port-Bradenton-Sarasota, Florida Metropolitan Statistical Area.
Area code 251 is a telephone area code in the North American Numbering Plan (NANP) for southwestern Alabama, serving Mobile, Baldwin, and Washington counties and parts of six other counties. It was created on June 18, 2001, as a split from area code 334. In order to allow people time to reprogram electronics such as computers, cell phones, pagers and fax machines, use of the 334 area code continued in the 251 areas through January 7, 2002.
Area code 352 is a telephone area code in the North American Numbering Plan for the area around Gainesville, Florida. It was split from area code 904 in 1995.
Area code 907 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Alaska, except for the small southeastern community of Hyder, which uses area codes 236, 250, and 778 of neighboring Stewart, British Columbia.
Area codes 910 and 472 are telephone area codes in the North American Numbering Plan (NANP) for southeastern North Carolina. The area codes form an overlay for a numbering plan area (NPA) that includes the cities of Wilmington, Jacksonville, Laurinburg, Lumberton and Fayetteville. Area code 910 was established in 1993, and 472 was added to the same area in October 2022.
Area code 302 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Delaware. It is Delaware's only area code, and was assigned in 1947 as one of the original North American area codes.
Area code 607 is a telephone area code in the North American Numbering Plan for the U.S. state of New York. It serves parts of its Southern Tier. It was created in 1954 by combining the southern portion of 315 and the eastern portion of 716. Initially, in the late 1940s, area codes with a middle digit of "0" (x0x-xxx-xxxx) were assigned only to jurisdictions covering an entire state. Along with 507 in Minnesota and 606 in Kentucky, 607 was among the first such area codes to be added to a jurisdiction.
Area codes 845 and 329 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of New York. The numbering plan area comprises the mid- and lower Hudson Valley, specifically Orange, Putnam, Rockland, and Ulster counties, and parts of Columbia, Delaware, Dutchess, Greene, and Sullivan counties.
Area code 830 is the telephone area code in the North American Numbering Plan (NANP) for the Texas Hill Country and most of San Antonio's suburbs. It completely surrounds area codes 210 and 726, which serve most of San Antonio itself along with its innermost suburbs.
Area code 915 is a telephone area code in the North American Numbering Plan for the area around El Paso, Texas, U.S. It is one of the original North American area codes established in October 1947, when it was assigned to the north-western part of the state, north of Austin and west of Fort Worth, and stretched from the Oklahoma border to the Mexican border.
Area code 806 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Texas in the Panhandle and South Plains, including the cities of Amarillo and Lubbock. It was created in 1957 in a flash-cut from numbering plan area (NPA) 915, the north-western corner of the state, but also incorporated a small portion of the region of area code 817 to the east.
Area code 940 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Texas in the Wichita Falls and Denton areas. It was created on July 7, 1997, in a split from area code 817.
Area code 409 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Texas. The numbering plan area comprises the Beaumont and Galveston areas. It was created on March 19, 1983, in an area code split of area code 713, the first since 619 split from 714 four months earlier. Initially, it consisted of a horseshoe-shaped area that almost completely surrounded Houston, but in 2000 it was divided into three sections. Area code 409 was retained by the eastern segment, while the central portion, centered on Nacogdoches, received area code 936 and the western portion centered on Bryan–College Station, was assigned area code .
Area code 254 is a telephone area code in the North American Numbering Plan for the Waco/Temple/Killeen area in the U.S. state of Texas. It was created on May 25, 1997, in an area code split of area code 817.
Area code 319 is a telephone area code in the North American Numbering Plan (NANP) for the southeastern and east-central parts of the U.S. state of Iowa.
Area code 501 is a telephone area code in the North American Numbering Plan (NANP) for central Arkansas, including Little Rock and most of its suburbs. The numbering plan area (NPA) comprises most communities in Cleburne, Conway, Faulkner, Garland, Hot Spring, Lonoke, Perry, Pulaski, Saline, White and Van Buren counties.
Area code 620 covers telephone exchanges in most of southern Kansas. It was created as the result of a split from 316 on February 3, 2001. The area code stretches across the southern half of the state, from the Colorado border in the west to the Missouri border in the east. It completely surrounds 316, which now only serves Wichita and its inner suburbs, making it one of the six pairs of "doughnut area codes" in the numbering plan. Permissive dialing of 316 across southern Kansas continued until November 3, 2001.
Area code 719 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Colorado. The numbering plan area (NPA) includes Colorado Springs, Pueblo, Monument, Leadville, Alamosa, Monte Vista, the San Luis Valley, Cañon City, Trinidad, Rocky Ford, La Junta, Walsenburg and southeastern Colorado. It was created in a split of area code 303 on March 5, 1988. While 303 had been Colorado's sole area code for 40 years, the state's explosive growth in the second half of the 20th century made it apparent that the state would need another area code. 719 was split off when an impending number shortage meant the split could no longer be staved off.
Area code 731 is a telephone area code in the North American Numbering Plan (NANP) for the western part of the U.S. state of Tennessee.
