Telephones: 1960-1990


 
     1      9      9      0               1      9      8      0
 
               No telephone in unit              No telephone in unit
      Telephone                         Telephone   
        in unit     Number  Percent       in unit     Number  Percent
 
  US 87,129,953  4,817,457     5.2%    74,719,996  5,669,677     7.1%
 
AZ    1,252,435    116,408     8.5%       853,557    103,475    10.8%
CO    1,228,907     53,582     4.2%       994,689     66,560     6.3%
ID      339,644     21,079     5.8%       301,052     23,055     7.1%
MT      285,040     21,123     6.9%       261,413     22,329     7.9%
NV      441,179     25,118     5.4%       274,661     29,666     9.7%
NM      475,177     67,532    12.4%       379,742     61,724    14.0%
UT      515,801     21,472     4.0%       424,315     24,288     5.4%
WY      159,352      9,487     5.6%       151,780     13,844     8.4%

  1 9 7 0 1 9 6 0   No telephone No telephone available available Telephone Telephone available Number Percent available Number Percent   US 55,176,700 8,273,047 13.0% 41,618,040 11,405,835 21.5%   AZ 426,191 112,966 21.0% 237,086 129,544 35.3% CO 616,911 74,017 10.7% 445,380 84,039 15.9% ID 185,079 33,881 15.5% 147,294 46,545 24.0% MT 186,632 30,672 14.1% 159,478 42,762 21.1% NV 129,790 30,262 18.9% 63,676 27,844 30.4% NM 220,275 69,114 23.9% 160,239 90,970 36.2% UT 271,470 26,464 8.9% 210,378 31,154 12.9% WY 90,391 14,209 13.6% 77,133 22,054 22.2%    


Notes: The 1980 and 1990 numbers refer to households with or without a phone in their housing units; 1970 and 1960 data refer to telephone available (it did not have to be in the actual unit), which is less restrictive.

Source: Housing Then and Now U.S. Census Bureau.

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