area
(sq. miles) | county
count | state
count | span
(miles) | span center | span end 1 | span end 2 | FGR
(miles) | center county
and point | county 1
and point | county 2
and point | county 3
and point |
| 1 | 531936 | 1 | 328 | 1 | 27 | 1 | 2798 | Pocahontas-IA
(42.59, 94.84) | Washington-ME
(44.74, 66.93) | Tulare-CA
(35.79, 119.54) | 158 | Yavapai-AZ
(34.87, 111.83) | Washington-UT
(37.00, 112.90) | Riverside-CA
(34.08, 114.44) | McKinley-NM
(34.96, 109.05) |
| 2 | 18902 | 2 | 18 | 3 | 2 | 2 | 288 | Barnes-ND
(47.01, 97.92) | Emmons-ND
(45.94, 100.51) | Clearwater-MN
(48.02, 95.23) | 38 | Cass-ND
(47.12, 97.66) | Stutsman-ND
(46.98, 98.44) | Richland-ND
(46.63, 97.28) | Grand Forks-ND
(47.67, 97.65) |
| 3 | 8894 | 20 | 1 | 6 | 1 | 4 | 138 | White Pine-NV
(39.41, 114.93) | White Pine-NV
(40.13, 115.83) | White Pine-NV
(38.68, 114.05) | 46 | White Pine-NV
(39.45, 114.92) | Nye-NV
(38.90, 115.41) | Millard-UT
(39.45, 114.05) | Elko-NV
(40.12, 114.91) |
| 4 | 8656 | 3 | 6 | 6 | 1 | 3 | 165 | Bottineau-ND
(48.57, 101.23) | Mountrail-ND
(47.83, 102.65) | Rolette-ND
(49.00, 99.53) | 40 | Ward-ND
(48.42, 101.92) | McHenry-ND
(48.43, 101.06) | Canada
(49.00, 101.93) | McLean-ND
(47.85, 101.93) |
| 5 | 4938 | 20 | 1 | 6 | 1 | 7 | 111 | Custer-ID
(44.20, 114.32) | Custer-ID
(43.80, 113.36) | Custer-ID
(44.61, 115.28) | 26 | Custer-ID
(44.26, 114.23) | Blaine-ID
(43.89, 114.29) | Lemhi-ID
(44.50, 113.83) | Lemhi-ID
(44.59, 114.48) |
| 6 | 4383 | 12 | 2 | 6 | 1 | 5 | 132 | no county here
(47.56, 90.72) | Lake-MN
(46.94, 91.79) | Cook-MN
(47.98, 89.43) | 24 | Lake-MN
(47.71, 91.28) | Canada
(48.05, 91.43) | Saint Louis-MN
(47.70, 91.80) | Great Lakes
(47.47, 90.91) |
| 7 | 3814 | 20 | 1 | 6 | 1 | 8 | 106 | Culberson-TX
(31.33, 104.47) | Culberson-TX
(30.66, 104.92) | Culberson-TX
(32.00, 104.02) | 25 | Culberson-TX
(31.63, 104.49) | Eddy-NM
(32.00, 104.48) | Hudspeth-TX
(31.63, 104.91) | Reeves-TX
(31.61, 104.06) |
| 8 | 3574 | 4 | 5 | 2 | 3 | 6 | 131 | Mineral-WV
(39.34, 79.04) | Pendleton-WV
(38.41, 79.31) | Somerset-PA
(40.24, 78.66) | 17 | Preston-WV
(39.48, 79.52) | Mineral-WV
(39.36, 79.26) | Fayette-PA
(39.72, 79.52) | Tucker-WV
(39.26, 79.64) |
| 9 | 2690 | 12 | 2 | 6 | 1 | 14 | 81 | El Paso-CO
(38.83, 104.69) | Teller-CO
(39.13, 105.33) | El Paso-CO
(38.52, 104.05) | 21 | El Paso-CO
(38.82, 104.62) | Elbert-CO
(39.13, 104.62) | Fremont-CO
(38.65, 104.94) | Pueblo-CO
(38.52, 104.62) |
| 10 | 2397 | 8 | 3 | 6 | 1 | 9 | 99 | Montgomery-AR
(34.44, 93.65) | Polk-AR
(34.19, 94.47) | Garland-AR
(34.56, 92.79) | 14 | Montgomery-AR
(34.54, 93.57) | Hot Spring-AR
(34.40, 93.41) | Yell-AR
(34.74, 93.57) | Pike-AR
(34.34, 93.58) |
| 11 | 2315 | 5 | 4 | 6 | 1 | 10 | 92 | Missaukee-MI
(44.46, 85.32) | Osceola-MI
(43.81, 85.09) | Grand Traverse-MI
(45.12, 85.49) | 15 | Missaukee-MI
(44.30, 85.33) | Clare-MI
(44.16, 85.09) | Kalkaska-MI
(44.51, 85.32) | Lake-MI
(44.16, 85.56) |
| 12 | 2232 | 20 | 1 | 6 | 1 | 16 | 79 | Goshen-WY
(42.09, 104.35) | Goshen-WY
(41.56, 104.65) | Goshen-WY
(42.61, 104.05) | 16 | Goshen-WY
(41.79, 104.35) | Scotts Bluff-NE
(41.79, 104.05) | Platte-WY
(41.79, 104.65) | Laramie-WY
(41.56, 104.35) |
| 13 | 2220 | 12 | 2 | 6 | 1 | 11 | 90 | Billings-ND
(46.80, 103.49) | Slope-ND
(46.28, 102.93) | Golden Valley-ND
(47.33, 104.05) | 13 | Slope-ND
(46.47, 103.77) | Fallon-MT
(46.47, 104.05) | Bowman-ND
(46.28, 103.77) | Billings-ND
(46.63, 103.61) |
| 14 | 2204 | 20 | 1 | 6 | 1 | 17 | 73 | Taos-NM
(36.55, 105.61) | Taos-NM
(36.02, 105.51) | Taos-NM
(37.00, 106.01) | 17 | Taos-NM
(36.75, 105.67) | Colfax-NM
(36.68, 105.37) | Costilla-CO
(37.00, 105.67) | Rio Arriba-NM
(36.72, 105.98) |
| 15 | 2179 | 5 | 4 | 6 | 1 | 13 | 81 | Adams-CO
(39.78, 104.42) | Arapahoe-CO
(39.57, 103.71) | Broomfield-CO
(39.91, 105.17) | 15 | Adams-CO
(39.78, 104.43) | Weld-CO
(40.00, 104.43) | Elbert-CO
(39.56, 104.43) | Elbert-CO
(39.56, 104.42) |
| 16 | 1906 | 8 | 3 | 6 | 1 | 19 | 67 | Weber-UT
(41.15, 111.86) | Davis-UT
(41.08, 112.49) | Morgan-UT
(41.21, 111.22) | 16 | Morgan-UT
(41.14, 111.84) | Cache-UT
(41.37, 111.76) | Salt Lake-UT
(40.92, 111.96) | Summit-UT
(40.99, 111.59) |
| 17 | 1840 | 20 | 1 | 6 | 1 | 23 | 64 | Cimarron-OK
(36.75, 102.52) | Cimarron-OK
(37.00, 103.00) | Cimarron-OK
(36.50, 102.03) | 17 | Cimarron-OK
(36.75, 102.70) | Union-NM
(36.75, 103.00) | Dallam-TX
(36.50, 102.69) | Baca-CO
(37.00, 102.69) |
| 18 | 1782 | 20 | 1 | 6 | 1 | 22 | 65 | Spokane-WA
(47.65, 117.43) | Spokane-WA
(47.26, 117.82) | Spokane-WA
(48.05, 117.04) | 18 | Spokane-WA
(47.52, 117.43) | Kootenai-ID
(47.52, 117.04) | Lincoln-WA
(47.53, 117.82) | Whitman-WA
(47.26, 117.43) |
| 19 | 1731 | 20 | 1 | 6 | 1 | 24 | 63 | Garden-NE
(41.61, 102.37) | Garden-NE
(42.01, 102.68) | Garden-NE
(41.22, 102.06) | 17 | Garden-NE
(41.55, 102.31) | Arthur-NE
(41.55, 101.98) | Morrill-NE
(41.55, 102.64) | Keith-NE
(41.40, 102.06) |
| 20 | 1583 | 12 | 2 | 6 | 1 | 26 | 61 | Hooker-NE
(41.74, 101.07) | McPherson-NE
(41.39, 100.71) | Hooker-NE
(42.09, 101.43) | 16 | McPherson-NE
(41.62, 101.10) | Thomas-NE
(41.74, 100.84) | Arthur-NE
(41.62, 101.41) | Lincoln-NE
(41.39, 101.10) |
| 21 | 1496 | 5 | 4 | 3 | 2 | 18 | 68 | Montgomery-MD
(39.26, 77.25) | City of Washington-DC
(38.79, 77.04) | Frederick-MD
(39.72, 77.47) | 13 | Frederick-MD
(39.44, 77.38) | Carroll-MD
(39.37, 77.16) | Carroll-MD
(39.60, 77.29) | Washington-MD
(39.47, 77.62) |
| 22 | 1465 | 8 | 3 | 6 | 1 | 12 | 84 | Grayson-VA
(36.64, 81.58) | Grayson-VA
(36.56, 80.84) | Washington-VA
(36.71, 82.33) | 13 | Smyth-VA
(36.78, 81.53) | Johnson-TN
(36.61, 81.65) | Wythe-VA
(36.85, 81.30) | Tazewell-VA
(36.95, 81.64) |
| 23 | 1400 | 8 | 3 | 6 | 1 | 15 | 79 | Summit-CO
(39.44, 106.03) | Lake-CO
(39.06, 106.58) | Clear Creek-CO
(39.75, 105.40) | 9 | Clear Creek-CO
(39.69, 105.67) | Gilpin-CO
(39.77, 105.54) | Grand-CO
(39.80, 105.74) | Park-CO
(39.57, 105.66) |
| 24 | 1295 | 12 | 2 | 6 | 1 | 21 | 66 | Bienville-LA
(32.45, 92.92) | Lincoln-LA
(32.67, 92.41) | Bienville-LA
(32.24, 93.43) | 13 | Bienville-LA
(32.33, 92.99) | Natchitoches-LA
(32.15, 92.99) | Jackson-LA
(32.33, 92.77) | Webster-LA
(32.45, 93.15) |
| 25 | 1150 | 20 | 1 | 6 | 1 | 28 | 55 | Walton-FL
(30.63, 86.19) | Walton-FL
(30.27, 86.00) | Walton-FL
(30.99, 86.39) | 13 | Walton-FL
(30.54, 86.17) | Holmes-FL
(30.70, 86.04) | Okaloosa-FL
(30.55, 86.39) | Washington-FL
(30.43, 85.98) |
| 26 | 1149 | 20 | 1 | 6 | 1 | 20 | 66 | Bannock-ID
(42.62, 112.32) | Bannock-ID
(42.99, 112.74) | Bannock-ID
(42.26, 111.90) | 11 | Bannock-ID
(42.54, 112.13) | Caribou-ID
(42.70, 112.09) | Oneida-ID
(42.45, 112.30) | Caribou-ID
(42.54, 111.92) |
| 27 | 1138 | 12 | 2 | 3 | 2 | 30 | 53 | Sevier-TN
(35.66, 83.59) | Sevier-TN
(36.04, 83.66) | Swain-NC
(35.28, 83.68) | 12 | Sevier-TN
(35.62, 83.45) | Cocke-TN
(35.71, 83.28) | Blount-TN
(35.62, 83.66) | Jackson-NC
(35.47, 83.35) |
| 28 | 1106 | 20 | 1 | 6 | 1 | 25 | 61 | Jefferson-ID
(43.84, 112.16) | Jefferson-ID
(43.63, 111.63) | Jefferson-ID
(44.06, 112.69) | 15 | Jefferson-ID
(43.84, 112.40) | Fremont-ID
(43.97, 112.16) | Butte-ID
(43.84, 112.70) | Bonneville-ID
(43.63, 112.40) |
| 29 | 1104 | 20 | 1 | 6 | 1 | 32 | 52 | Honolulu-HI
(21.44, 157.97) | Honolulu-HI
(21.60, 158.33) | Honolulu-HI
(21.27, 157.60) | 14 | Honolulu-HI
(21.47, 158.01) | Pacific Ocean
(21.26, 157.98) | Pacific Ocean
(21.61, 157.84) | Pacific Ocean
(21.63, 158.15) |
| 30 | 1048 | 20 | 1 | 6 | 1 | 33 | 51 | Baraga-MI
(46.71, 88.36) | Baraga-MI
(47.01, 88.04) | Baraga-MI
(46.42, 88.68) | 13 | Baraga-MI
(46.61, 88.40) | Iron-MI
(46.42, 88.40) | Marquette-MI
(46.61, 88.12) | Houghton-MI
(46.61, 88.68) |
| 31 | 1005 | 20 | 1 | 6 | 1 | 36 | 46 | Sheridan-ND
(47.58, 100.35) | Sheridan-ND
(47.85, 100.07) | Sheridan-ND
(47.33, 100.67) | 15 | Sheridan-ND
(47.54, 100.34) | Burleigh-ND
(47.33, 100.35) | Wells-ND
(47.54, 100.03) | McLean-ND
(47.67, 100.59) |
| 32 | 997 | 20 | 1 | 6 | 1 | 37 | 46 | Champaign-IL
(40.14, 88.20) | Champaign-IL
(39.88, 88.46) | Champaign-IL
(40.40, 87.93) | 14 | Champaign-IL
(40.08, 88.20) | Douglas-IL
(39.88, 88.20) | Vermilion-IL
(40.08, 87.94) | Piatt-IL
(40.08, 88.46) |
| 33 | 953 | 20 | 1 | 6 | 1 | 39 | 44 | Kimball-NE
(41.20, 103.72) | Kimball-NE
(41.00, 104.05) | Kimball-NE
(41.39, 103.38) | 14 | Kimball-NE
(41.20, 103.63) | Banner-NE
(41.39, 103.64) | Weld-CO
(41.00, 103.64) | Cheyenne-NE
(41.20, 103.38) |
| 34 | 915 | 20 | 1 | 6 | 1 | 42 | 43 | Wallace-KS
(38.92, 101.76) | Wallace-KS
(39.14, 101.48) | Wallace-KS
(38.70, 102.05) | 15 | Wallace-KS
(38.92, 101.76) | Logan-KS
(38.91, 101.48) | Sherman-KS
(39.13, 101.76) | Greeley-KS
(38.70, 101.76) |
| 35 | 882 | 20 | 1 | 6 | 1 | 43 | 42 | Norton-KS
(39.78, 99.90) | Norton-KS
(39.57, 100.18) | Norton-KS
(40.00, 99.63) | 15 | Norton-KS
(39.78, 99.90) | Decatur-KS
(39.78, 100.18) | Graham-KS
(39.57, 99.90) | Phillips-KS
(39.78, 99.63) |
| 36 | 872 | 20 | 1 | 6 | 1 | 41 | 44 | Kent-MI
(43.03, 85.55) | Kent-MI
(42.77, 85.31) | Kent-MI
(43.29, 85.79) | 12 | Kent-MI
(43.12, 85.55) | Montcalm-MI
(43.29, 85.55) | Ottawa-MI
(43.12, 85.79) | Montcalm-MI
(43.12, 85.31) |
| 37 | 762 | 20 | 1 | 6 | 1 | 29 | 53 | Minidoka-ID
(42.87, 113.67) | Minidoka-ID
(43.20, 113.41) | Minidoka-ID
(42.54, 113.93) | 8 | Minidoka-ID
(42.94, 113.56) | Blaine-ID
(42.94, 113.41) | Lincoln-ID
(42.94, 113.71) | Blaine-ID
(42.85, 113.47) |
| 38 | 752 | 20 | 1 | 6 | 1 | 34 | 49 | Wilkin-MN
(46.33, 96.52) | Wilkin-MN
(46.02, 96.27) | Wilkin-MN
(46.63, 96.78) | 10 | Wilkin-MN
(46.48, 96.50) | Clay-MN
(46.63, 96.50) | Richland-ND
(46.41, 96.68) | Otter Tail-MN
(46.48, 96.28) |
| 39 | 733 | 12 | 2 | 6 | 1 | 27 | 56 | Seneca-NY
(42.62, 76.81) | Seneca-NY
(43.01, 76.96) | Schuyler-NY
(42.23, 76.64) | 6 | Schuyler-NY
(42.39, 76.82) | Tompkins-NY
(42.37, 76.69) | Yates-NY
(42.46, 76.89) | Chemung-NY
(42.29, 76.82) |
| 40 | 731 | 20 | 1 | 6 | 1 | 31 | 52 | Logan-AR
(35.19, 93.71) | Logan-AR
(35.06, 94.14) | Logan-AR
(35.32, 93.28) | 8 | Logan-AR
(35.27, 93.64) | Johnson-AR
(35.38, 93.62) | Johnson-AR
(35.38, 93.70) | Yell-AR
(35.15, 93.65) |
| 41 | 707 | 20 | 1 | 6 | 1 | 45 | 40 | Emmet-MI
(45.55, 84.92) | Emmet-MI
(45.29, 84.73) | Emmet-MI
(45.81, 85.12) | 11 | Emmet-MI
(45.55, 84.96) | Great Lakes
(45.63, 85.15) | Great Lakes
(45.51, 85.18) | Cheboygan-MI
(45.55, 84.73) |
| 42 | 658 | 20 | 1 | 6 | 1 | 51 | 38 | Tazewell-IL
(40.51, 89.56) | Tazewell-IL
(40.75, 89.33) | Tazewell-IL
(40.44, 89.93) | 11 | Tazewell-IL
(40.48, 89.48) | Logan-IL
(40.32, 89.47) | McLean-IL
(40.49, 89.27) | Peoria-IL
(40.57, 89.66) |
| 43 | 653 | 20 | 1 | 6 | 1 | 38 | 45 | Fauquier-VA
(38.71, 77.80) | Fauquier-VA
(38.41, 77.64) | Fauquier-VA
(39.01, 77.96) | 9 | Fauquier-VA
(38.86, 77.88) | Prince William-VA
(38.84, 77.72) | Loudoun-VA
(38.98, 77.83) | Rappahannock-VA
(38.80, 78.03) |
| 44 | 619 | 20 | 1 | 6 | 1 | 49 | 39 | Brown-MN
(44.23, 94.73) | Brown-MN
(44.28, 95.11) | Brown-MN
(44.11, 94.37) | 10 | Brown-MN
(44.25, 94.68) | Redwood-MN
(44.28, 94.87) | Watonwan-MN
(44.11, 94.68) | Nicollet-MN
(44.38, 94.62) |
| 45 | 591 | 20 | 1 | 6 | 1 | 52 | 35 | Dallas-IA
(41.69, 94.03) | Dallas-IA
(41.86, 94.28) | Dallas-IA
(41.51, 93.79) | 12 | Dallas-IA
(41.69, 94.04) | Boone-IA
(41.86, 94.05) | Guthrie-IA
(41.60, 94.24) | Polk-IA
(41.69, 93.81) |
| 46 | 577 | 20 | 1 | 6 | 1 | 54 | 34 | Cherokee-IA
(42.74, 95.62) | Cherokee-IA
(42.56, 95.86) | Cherokee-IA
(42.91, 95.39) | 12 | Cherokee-IA
(42.74, 95.62) | Buena Vista-IA
(42.74, 95.39) | Plymouth-IA
(42.74, 95.86) | Ida-IA
(42.56, 95.62) |
| 47 | 561 | 20 | 1 | 6 | 1 | 40 | 44 | Cleburne-AL
(33.69, 85.60) | Cleburne-AL
(33.96, 85.40) | Cleburne-AL
(33.47, 85.89) | 9 | Cleburne-AL
(33.62, 85.49) | Randolph-AL
(33.49, 85.49) | Carroll-GA
(33.64, 85.34) | Calhoun-AL
(33.65, 85.64) |
| 48 | 552 | 20 | 1 | 6 | 1 | 35 | 46 | Reynolds-MO
(37.51, 90.85) | Iron-MO
(37.74, 91.15) | Iron-MO
(37.27, 90.55) | 6 | Iron-MO
(37.43, 90.66) | Reynolds-MO
(37.37, 90.75) | Madison-MO
(37.42, 90.55) | Reynolds-MO
(37.43, 90.77) |
| 49 | 512 | 20 | 1 | 6 | 1 | 53 | 35 | Pickens-SC
(34.85, 82.72) | Pickens-SC
(34.62, 82.85) | Pickens-SC
(35.07, 82.57) | 11 | Pickens-SC
(34.89, 82.71) | Greenville-SC
(35.01, 82.59) | Oconee-SC
(34.90, 82.90) | Anderson-SC
(34.76, 82.62) |
| 50 | 501 | 12 | 2 | 6 | 1 | 44 | 42 | Union-GA
(34.82, 83.85) | Union-GA
(34.65, 84.16) | Towns-GA
(34.99, 83.55) | 9 | Union-GA
(34.86, 83.96) | Fannin-GA
(34.89, 84.11) | Lumpkin-GA
(34.74, 83.94) | Clay-NC
(34.99, 83.96) |
| 51 | 494 | 20 | 1 | 6 | 1 | 46 | 40 | New Castle-DE
(39.56, 75.61) | New Castle-DE
(39.83, 75.47) | New Castle-DE
(39.30, 75.76) | 7 | New Castle-DE
(39.71, 75.64) | Salem-NJ
(39.65, 75.54) | Salem-NJ
(39.69, 75.51) | Chester-PA
(39.77, 75.74) |
| 52 | 468 | 20 | 1 | 6 | 1 | 47 | 39 | Harlan-KY
(36.82, 83.17) | Harlan-KY
(36.98, 82.87) | Harlan-KY
(36.66, 83.46) | 8 | Harlan-KY
(36.84, 83.25) | Leslie-KY
(36.95, 83.31) | Lee-VA
(36.74, 83.21) | Lee-VA
(36.78, 83.13) |
| 53 | 444 | 20 | 1 | 6 | 1 | 50 | 39 | Tishomingo-MS
(34.73, 88.26) | Tishomingo-MS
(34.46, 88.16) | Tishomingo-MS
(35.00, 88.36) | 7 | Tishomingo-MS
(34.84, 88.24) | Lauderdale-AL
(34.91, 88.15) | Alcorn-MS
(34.84, 88.37) | Colbert-AL
(34.83, 88.11) |
| 54 | 405 | 20 | 1 | 6 | 1 | 55 | 28 | Wayne-IN
(39.87, 85.01) | Wayne-IN
(40.01, 84.81) | Wayne-IN
(39.72, 85.19) | 10 | Wayne-IN
(39.87, 84.99) | Union-IN
(39.73, 84.99) | Preble-OH
(39.87, 84.81) | Randolph-IN
(40.00, 84.99) |
| 55 | 374 | 20 | 1 | 6 | 1 | 48 | 39 | Pope-IL
(37.34, 88.56) | Pope-IL
(37.60, 88.71) | Pope-IL
(37.07, 88.48) | 8 | Pope-IL
(37.48, 88.56) | Johnson-IL
(37.49, 88.71) | Livingston-KY
(37.41, 88.46) | Saline-IL
(37.60, 88.56) |
| 56 | 313 | 20 | 1 | 6 | 1 | 56 | 28 | Yancey-NC
(35.89, 82.33) | Yancey-NC
(36.08, 82.40) | Yancey-NC
(35.70, 82.26) | 7 | Yancey-NC
(35.90, 82.30) | Buncombe-NC
(35.82, 82.36) | Mitchell-NC
(35.95, 82.20) | Mitchell-NC
(35.99, 82.25) |
| 57 | 257 | 20 | 1 | 6 | 1 | 57 | 26 | Boone-KY
(38.96, 84.70) | Boone-KY
(39.15, 84.75) | Boone-KY
(38.78, 84.66) | 6 | Boone-KY
(39.02, 84.73) | Hamilton-OH
(39.10, 84.68) | Ohio-IN
(38.99, 84.84) | Kenton-KY
(39.03, 84.62) |
| 58 | 61 | 20 | 1 | 6 | 1 | 58 | 15 | Hudson-NJ
(40.73, 74.09) | Hudson-NJ
(40.82, 74.02) | Hudson-NJ
(40.64, 74.16) | 2 | Hudson-NJ
(40.73, 74.07) | New York-NY
(40.70, 74.04) | Bergen-NJ
(40.76, 74.09) | Essex-NJ
(40.73, 74.12) |
| 59 | 11 | 20 | 1 | 6 | 1 | 59 | 5 | Charlottesville-VA
(38.04, 78.49) | Charlottesville-VA
(38.01, 78.52) | Charlottesville-VA
(38.06, 78.45) | 1 | Charlottesville-VA
(38.04, 78.49) | Albemarle-VA
(38.02, 78.49) | Albemarle-VA
(38.05, 78.47) | Albemarle-VA
(38.04, 78.52) |