Table 1: Zones of Influence and Central Cities
| Zone |
Zone Pop. |
UA Pop. |
% Zone Pop |
Zone |
Area |
|
1990 |
|
in UA |
Abbrev |
sq mi |
|
|
|
|
|
|
| Alabama |
|
|
|
|
|
| Birmingham |
2,395,674 |
621,703 |
25 |
Br |
24978 |
| Mobile |
772,068 |
301,197 |
39 |
Mb |
11820 |
| Montgomery |
735,752 |
210,060 |
28 |
Mt |
12996 |
|
|
|
|
|
|
| Alaska |
|
|
|
|
|
| Anchorage |
550,043 |
221,745 |
40 |
An |
152040 |
|
|
|
|
|
|
| Arizona |
|
|
|
|
|
| Phoenix |
2,754,669 |
2,006,568 |
72 |
Ph |
91983 |
| Tuscon |
910,559 |
579,155 |
63 |
Tu |
22016 |
|
|
|
|
|
|
| Arkansas |
|
|
|
|
|
| Little Rock |
2,031,485 |
305,498 |
15 |
LR |
47361 |
|
|
|
|
|
|
| California |
|
|
|
|
|
| Bakersfield |
543,477 |
302,823 |
55 |
Bk |
8149 |
| Fresno |
1,183,272 |
453,186 |
38 |
Fr |
15859 |
| Los Angeles |
12,557,743 |
11,402,955 |
90 |
LA |
26142 |
| Modesto |
597,381 |
231,045 |
38 |
Mo |
5767 |
| Riverside-SanBrndino |
2,588,793 |
1,169,839 |
45 |
RSB |
27408 |
| Sacramento |
2,043,240 |
1,097,313 |
53 |
Sa |
27520 |
| San Diego |
2,607,319 |
2,348,106 |
90 |
SD |
8760 |
| San Francisco |
5,871,470 |
3,629,864 |
61 |
SF |
34545 |
| San Jose |
1,764,008 |
1,434,803 |
81 |
SJ |
3143 |
|
|
|
|
|
|
| Colorado |
|
|
|
|
|
| Colorado Springs |
441,755 |
353,026 |
79 |
CS |
4227 |
| Denver |
3,199,682 |
1,517,803 |
47 |
Dn |
173268 |
|
|
|
|
|
|
| Connecticut |
|
|
|
|
|
| Bridgeport |
827,645 |
414,254 |
50 |
Br |
665 |
| Hartford |
1,655,252 |
546,074 |
32 |
Hr |
3722 |
| New Haven |
804,219 |
451,486 |
56 |
NH |
629 |
|
|
|
|
|
|
| Delaware |
|
|
|
|
|
| Wilmington |
737,515 |
450,080 |
61 |
Wl |
2424 |
|
|
|
|
|
|
| District of Columbia |
|
|
|
|
|
| WashingtonDC |
4,976,573 |
3,363,047 |
67 |
DC |
15522 |
|
|
|
|
|
|
| Florida |
|
|
|
|
|
| Ft. Lauderdale |
1,255,488 |
1,238,109 |
98 |
FL |
1220 |
| Jacksonville |
1,420,761 |
738,593 |
51 |
Jc |
14673 |
| Miami |
2,613,305 |
1,914,689 |
73 |
Mm |
7321 |
| Orlando |
2,113,451 |
887,968 |
42 |
Or |
7630 |
| Pensacola |
531,720 |
253,717 |
47 |
Pn |
4529 |
| Tallahassee |
608,901 |
156,072 |
25 |
Tl |
11145 |
| Tampa |
3,622,316 |
1,708,966 |
47 |
Tm |
14652 |
| West Palm Beach |
1,177,580 |
795,033 |
67 |
WPB |
5955 |
| Georgia |
|
|
|
|
|
| Atlanta |
4,773,058 |
2,157,344 |
45 |
At |
31669 |
| Augusta |
526,695 |
286,205 |
54 |
Ag |
7119 |
| ColumbusGA |
462,445 |
220,651 |
47 |
CGA |
6632 |
| Savannah |
620,623 |
198,609 |
32 |
Sv |
9287 |
|
|
|
|
|
|
| Hawaii |
|
|
|
|
|
| Honolulu |
1,108,229 |
632,498 |
57 |
Hn |
6443 |
|
|
|
|
|
|
| Idaho |
|
|
|
|
|
| Boise |
809,096 |
168,056 |
20 |
Bs |
67564 |
|
|
|
|
|
|
| Illinois-Iowa |
|
|
|
|
|
| Quad Cities |
556,615 |
264,181 |
47 |
QC |
5397 |
|
|
|
|
|
|
| Illinois |
|
|
|
|
|
| Chicago |
9,262,154 |
6,793,132 |
73 |
Ch |
21396 |
| Peoria |
603,433 |
242,547 |
40 |
Pe |
7923 |
| Rockford |
450,746 |
207,693 |
46 |
Ro |
3943 |
|
|
|
|
|
|
| Indiana |
|
|
|
|
|
| Evansville |
631,670 |
182,908 |
28 |
Ev |
9285 |
| Fort Wayne |
763,258 |
248,686 |
32 |
FW |
6190 |
| Indianapolis |
2,893,819 |
914,426 |
31 |
In |
19217 |
| South Bend |
817,583 |
237,481 |
29 |
SB |
4196 |
|
|
|
|
|
|
| Iowa |
|
|
|
|
|
| Des Moines |
2,364,603 |
293,446 |
12 |
DM |
51275 |
|
|
|
|
|
|
| Kansas |
|
|
|
|
|
| Wichita |
1,242,284 |
338,562 |
27 |
Wi |
60722 |
|
|
|
|
|
|
| Kentucky |
|
|
|
|
|
| Lexington |
1,277,067 |
221,116 |
17 |
Lx |
16186 |
| Louisville |
2,085,014 |
755,013 |
36 |
Ls |
21678 |
|
|
|
|
|
|
| Louisiana |
|
|
|
|
|
| Baton Rouge |
1,250,108 |
365,647 |
29 |
BR |
12136 |
| New Orleans |
1,843,595 |
1,040,300 |
56 |
NO |
11328 |
| Shreveport |
1,001,158 |
256,727 |
25 |
Sh |
19883 |
|
|
|
|
|
|
| Maine |
|
|
|
|
|
| Bangor |
453,541 |
61,374 |
13 |
Bn |
24965 |
| PortlandME |
774,387 |
120,271 |
15 |
PME |
8299 |
|
|
|
|
|
|
| Maryland |
|
|
|
|
|
| Baltimore |
2,620,641 |
1,890,518 |
72 |
Ba |
5720 |
| Massachusetts |
|
|
|
|
|
| Boston |
4,879,886 |
2,774,717 |
56 |
Bo |
5943 |
| Springfield |
812,322 |
532,341 |
65 |
Sp |
2853 |
| Worcester |
709,705 |
315,698 |
44 |
Wr |
1581 |
|
|
|
|
|
|
| Michigan |
|
|
|
|
|
| Ann Arbor |
282,937 |
221,766 |
78 |
AA |
725 |
| Detroit |
6,552,441 |
3,697,424 |
56 |
Dt |
42232 |
| Flint |
574,997 |
326,452 |
56 |
Fl |
1850 |
| Grand Rapids |
1,024,815 |
436,033 |
42 |
GR |
6177 |
| Lansing |
432,674 |
265,151 |
61 |
Ln |
1713 |
|
|
|
|
|
|
| Minnesota |
|
|
|
|
|
| Duluth |
389,042 |
122,945 |
31 |
Du |
22643 |
| Minneapolis |
4,407,548 |
2,079,255 |
47 |
Mn |
74436 |
|
|
|
|
|
|
| Mississippi |
|
|
|
|
|
| Jackson |
1,524,375 |
289,199 |
18 |
Jk |
29231 |
|
|
|
|
|
|
| Missouri |
|
|
|
|
|
| Kansas City |
2,794,595 |
1,275,083 |
45 |
KC |
39830 |
| SpringfieldMO |
590,008 |
159,594 |
27 |
SMO |
14637 |
| St. Louis |
4,161,434 |
1,946,047 |
46 |
SL |
44618 |
|
|
|
|
|
|
| Montana |
|
|
|
|
|
| Billings |
374,142 |
88,206 |
23 |
Bl |
87675 |
| Great Falls |
278,941 |
63,531 |
22 |
GF |
56766 |
| Missoula |
212,007 |
57,006 |
26 |
Ms |
24580 |
|
|
|
|
|
|
| Nebraska |
|
|
|
|
|
| Lincoln |
309,515 |
192,578 |
62 |
Ln |
5976 |
| Omaha |
1,464,098 |
544,273 |
37 |
Om |
77519 |
|
|
|
|
|
|
| Nevada |
|
|
|
|
|
| Las Vegas |
764,359 |
697,078 |
91 |
LV |
40499 |
| Reno |
440,792 |
213,835 |
48 |
Rn |
71091 |
|
|
|
|
|
|
| New Hampshire |
|
|
|
|
|
| Manchester |
723,764 |
115,105 |
15 |
Mn |
7172 |
|
|
|
|
|
|
| New Jersey |
|
|
|
|
|
| Trenton |
325,824 |
298,939 |
91 |
Tr |
228 |
|
|
|
|
|
|
| New Mexico |
|
|
|
|
|
| Albuquerque |
1,159,298 |
496,833 |
42 |
Aq |
87355 |
|
|
|
|
|
|
| New York |
|
|
|
|
|
| Albany |
1,220,151 |
509,196 |
41 |
Al |
11308 |
| Binghamton |
525,354 |
159,059 |
30 |
Bn |
6610 |
| Buffalo |
1,638,215 |
953,867 |
58 |
Bf |
8593 |
| New York |
17,647,736 |
16,044,493 |
90 |
NY |
11103 |
| Rochester |
1,238,165 |
620,214 |
50 |
Rc |
5486 |
| Syracuse |
1,617,775 |
388,411 |
24 |
Sy |
15638 |
|
|
|
|
|
|
| North Carolina |
|
|
|
|
|
| Asheville |
524,471 |
110,658 |
21 |
As |
6434 |
| Charlotte |
2,044,904 |
455,386 |
22 |
Ct |
11312 |
| Durham |
400,368 |
205,439 |
51 |
Dr |
2355 |
| Fayetteville |
620,915 |
241,291 |
38 |
Fy |
5814 |
| Greensboro-WS |
1,442,014 |
379,022 |
26 |
Gr |
8400 |
| Raleigh |
1,846,799 |
305,820 |
16 |
Rl |
15555 |
|
|
|
|
|
|
| North Dakota |
|
|
|
|
|
| Bismarck |
172,140 |
66,607 |
38 |
Bk |
26662 |
| Fargo |
420,712 |
121,351 |
28 |
Fr |
28910 |
| Minot |
139,742 |
34,544 |
24 |
Mi |
19251 |
|
|
|
|
|
|
| Ohio |
|
|
|
|
|
| Akron |
791,885 |
527,780 |
66 |
Ak |
1908 |
| Canton |
494,281 |
244,637 |
49 |
Cn |
1964 |
| Cincinnati |
1,980,761 |
1,212,260 |
61 |
Ci |
6854 |
| Cleveland |
2,104,587 |
1,677,554 |
79 |
Cl |
3156 |
| Columbus |
2,410,609 |
944,744 |
39 |
COH |
15137 |
| Dayton |
1,173,945 |
613,314 |
52 |
Dy |
4009 |
| Lorain-Elyria |
404,145 |
224,007 |
55 |
LE |
1271 |
| Toledo |
1,097,126 |
489,469 |
44 |
Tl |
5463 |
| Youngstown-Warren |
697,141 |
361,366 |
51 |
YW |
1960 |
|
|
|
|
|
|
| Oklahoma |
|
|
|
|
|
| Oklahoma City |
2,045,951 |
784,367 |
38 |
OC |
54309 |
| Tulsa |
1,232,648 |
475,044 |
38 |
Tu |
15328 |
|
|
|
|
|
|
| Oregon |
|
|
|
|
|
| Portland-Vancouver |
3,183,569 |
1,171,834 |
36 |
PV |
93817 |
|
|
|
|
|
|
| Pennsylvania |
|
|
|
|
|
| ABE |
1,271,505 |
410,244 |
32 |
ABE |
3743 |
| Erie |
466,172 |
177,661 |
38 |
Er |
3427 |
| Harrisburg |
1,394,937 |
293,442 |
21 |
Hr |
6736 |
| Philadelphia |
5,802,466 |
4,222,377 |
72 |
Ph |
6322 |
| Pittsburgh |
3,911,581 |
1,680,112 |
42 |
Pt |
19466 |
| SCollege-Williams |
prt 320,804 |
118,946 |
37 |
SCW |
4397 |
| Scranton-WB |
684,514 |
388,610 |
56 |
SWB |
3476 |
|
|
|
|
|
|
| Rhode Island |
|
|
|
|
|
| Providence |
1,003,464 |
845,725 |
84 |
Pr |
1207 |
|
|
|
|
|
|
| South Carolina |
|
|
|
|
|
| Charleston |
624,369 |
393,302 |
62 |
CSC |
5733 |
| Columbia |
1,266,203 |
328,148 |
25 |
Cl |
12743 |
| Greenville |
1,015,409 |
248,525 |
24 |
Gv |
5771 |
|
|
|
|
|
|
| South Dakota |
|
|
|
|
|
| Aberdeen |
88,260 |
24,927 |
28 |
Ab |
16987 |
| Rapid City |
227,134 |
61,077 |
26 |
RC |
42434 |
| Sioux Falls |
430,693 |
100,851 |
23 |
SF |
27441 |
|
|
|
|
|
|
| Tennessee |
|
|
|
|
|
| Chattanooga |
747,891 |
296,882 |
39 |
Cg |
7171 |
| Knoxville |
1,441,478 |
303,713 |
21 |
Kn |
11822 |
| Memphis |
2,190,209 |
825,425 |
37 |
Me |
28362 |
| Nashville |
1,701,163 |
573,154 |
33 |
Nv |
17659 |
|
|
|
|
|
|
| Texas |
|
|
|
|
|
| Amarillo-Lubbock |
858,350 |
345,913 |
40 |
AL |
52346 |
| Austin |
1,190,558 |
563,025 |
47 |
Au |
11921 |
| Corpus Christi |
470,406 |
269,878 |
57 |
CC |
10617 |
| Dallas-Ft. Worth |
6,363,453 |
3,198,199 |
50 |
DFW |
107873 |
| El Paso |
897,938 |
571,079 |
63 |
EP |
39242 |
| Houston |
5,358,382 |
2,902,449 |
54 |
Ho |
42248 |
| San Antonio |
2,575,411 |
1,128,966 |
43 |
SA |
44801 |
|
|
|
|
|
|
| Utah |
|
|
|
|
|
| Ogden |
200,343 |
259,148 |
129 |
Og |
6970 |
| Provo-Orem |
269,407 |
220,560 |
81 |
PO |
5538 |
| Salt Lake City |
1,265,185 |
789,720 |
62 |
SL |
69100 |
|
|
|
|
|
|
| Vermont |
|
|
|
|
|
| Burlington |
369,128 |
86,873 |
23 |
Bl |
6221 |
| Rutland |
157,785 |
18,230 |
11 |
Ru |
2717 |
|
|
|
|
|
|
| Virginia |
|
|
|
|
|
| Norfolk |
1,701,413 |
1,323,039 |
77 |
Nr |
9155 |
| Richmond |
1,439,553 |
590,352 |
41 |
Rc |
14713 |
| Roanoke |
934,433 |
178,384 |
19 |
Rn |
11268 |
|
|
|
|
|
|
| Washington |
|
|
|
|
|
| Seattle |
3,727,330 |
1,743,796 |
46 |
Se |
35857 |
| Spokane |
1,006,349 |
278,939 |
27 |
Sk |
50644 |
|
|
|
|
|
|
| West Virginia |
|
|
|
|
|
| CharlestonWV |
1,063,487 |
393,302 |
36 |
CWV |
16337 |
| Huntington-Ashland |
431,583 |
169,323 |
39 |
HA |
4405 |
|
|
|
|
|
|
| Wisconsin |
|
|
|
|
|
| Madison |
823,218 |
244,335 |
29 |
Md |
10747 |
| Milwaukee |
3,627,343 |
1,226,060 |
33 |
Ml |
33105 |
|
|
|
|
|
|
| Totals: |
|
|
|
|
|
| Count |
145 |
145 |
145 |
|
145 |
| Sum |
248,709,873 |
133,527,682 |
6559 |
|
****** |
| Average |
1,715,241 |
920,881 |
45.2 |
|
21884 |