Talk:List of primary state highways in Kentucky

message: This is a list of U.S. Highways in Kentucky and when they arrived, and thus which Kentucky Route numbers were skipped. The Kentucky Route numbers were assigned by 1930.  has some information on old numbers.
*U.S. Highway 23: 1927 - present
*U.S. Highway 25: 1926 - present
*U.S. Highway 27: 1927 - present
*U.S. Highway 31: 1926 - present
*U.S. Highway 37: proposed 1935 - 1944
**This presumably had no effect on Kentucky Route 37.
*U.S. Highway 41: 1926 - present
*U.S. Highway 42: 1930 - present
*U.S. Highway 43: proposed 1934 - 1952
**This presumably had no effect on Kentucky Route 43.
*U.S. Highway 45: 1926 - present
*U.S. Highway 51: 1926 - present
*U.S. Highway 52: 1998 - present
**This had no effect on Kentucky Route 52.
*U.S. Highway 60: 1926 - present
*U.S. Highway 62: 1930 - present
*U.S. Highway 68: 1926 - present
*U.S. Highway 79: 1944 - present
**US 79 replaced part of Kentucky Route 105, and the original Kentucky Route 79 was renumbered to new Kentucky Route 383.
**When KY 79 was created, it replaced part of KY 105 from Russellville to McDaniels, replaced part of KY 108 from Axtel to McDaniels, and is concurrent with KY 259 to US 60, concurrent with US 60 to Irvington, and replaced part of KY 448 to Brandenburg.
*U.S. Highway 119: 1934 - present
*U.S. Highway 123: 1930 - 1934
*U.S. Highway 127: 1958 - present
**US 127 replaced Kentucky Route 239 from US 42 south to Kentucky Route 16 in Glencoe, and replaced the portion of Kentucky Route 16 from Glencoe to US 227 (now Kentucky Route 227), concurrent with US 227 (now Kentucky Route 227) to Owenton, and replaced the portion of Kentucky Route 35 south to Tennessee. Kentucky Route 127 was renumbered to the new Kentucky Route 239.
*U.S. Highway 143: proposed 1935 - 1944
*U.S. Highway 150: 1934 - present
*U.S. Highway 168: 1926 - 1934
*U.S. Highway 227: 1928 - 1972
*U.S. Highway 231: 1952 - present
**US 231 is concurrent with US 31 from Tennessee to Scottsville, and replaced all of Kentucky Route 71 from Scottsville to Owensboro, and Kentucky Route 231 was renumbered to new Kentucky Route 71.
*U.S. Highway 241: 1926 - 1930
*U.S. Highway 421: 1950 - present
**US 421 replaced Kentucky Route 66 from Harlan to Virginia, concurrent with US 119 for a short stretch in Harlan, replaced part of Kentucky Route 257 from Harlan to Hyden, concurrent with Kentucky Route 80 to Manchester, replaced part of Kentucky Route 21 to Bighill, replaced part of Kentucky Route 169 to Richmond, concurrent with US 25 from Richmond to Lexington, replaced Kentucky Route 50 from Lexington to Frankfort, concurrent with US 60 for a short portion in Frankfort, and replaced KY 37 to Indiana. Kentucky Route 421 was renumbered to new Kentucky Route 37 (this was not numbered 37 originally, as it was created in 1948). The portion of KY 21 south of Manchester was renumbered to new Kentucky Route 66. Kentucky Route 50 was reassigned to the road from KY 395 west of Lawrenceburg north to KY 512.
*U.S. Highway 431: 1954 - present
**US 431 replaced part of KY 81 from Tennessee to South Carrollton, and replaced all of Kentucky Route 75 to Owensboro. Kentucky Route 431 became Kentucky Route 458. Kentucky Route 75 was reassigned to the road from US 421 in McKee southwest to KY 490.
*U.S. Highway 460: 1947 - present
**US 460 replaced KY 4 from Virginia to Millard, concurrent with KY 80 to US 23, and concurrent with US 23 to Paintsville, replaced part of KY 40 to Frankfort, and is concurrent with US 60 to Louisville. US 460 was later truncated.
*U.S. Highway 641: 1955 - present 
**US 641 replaced part of Kentucky Route 95 from Tennessee to US 68, and replaced Kentucky Route 489 from US 68 to US 62, concurrent with US 62 for a short distance, replaced part of Kentucky Route 93 north to Fredonia, and is concurrent with Kentucky Route 91, US 60, and US 41 to Indiana. Kentucky Route 641 was renumbered to the new Kentucky Route 489. US 641 was later truncated.
--NE2 17:52, 21 October 2006 (UTC)
thread_title: List of U.S. Highways

message: The current Hardin County map shows Kentucky Route 361 as primary from US 31W Byp. to KY 313 (and KY 1600 beginning at KY 361). The SPRS listing has not yet been updated to include KY 361. --NE2 06:32, 24 November 2014 (UTC)
thread_title: KY 361?

message: I found an abandoned draft at Draft:List of former state highways in Kentucky which I've redirected to here for now. Maybe useful to someone working this topic. Legacypac (talk) 12:18, 15 September 2017 (UTC)
thread_title:  former highways